diff --git a/src/addplugin.html b/src/addplugin.html
index 30e42a2c5c..81c671d5bb 100644
--- a/src/addplugin.html
+++ b/src/addplugin.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h1 class="sectionTitle pluginName"></h1>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/plugins/index.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/plugins/index.html">${Help}</a>
                     </div>
 
                     <p id="overview" style="font-style: italic;"></p>
diff --git a/src/addserver.html b/src/addserver.html
index 763f56851b..02850fffb8 100644
--- a/src/addserver.html
+++ b/src/addserver.html
@@ -3,7 +3,7 @@
         <form class="addServerForm" style="margin: 0 auto;">
             <h1>${HeaderConnectToServer}</h1>
             <div class="inputContainer">
-                <input is="emby-input" type="text" id="txtServerHost" required="required" label="${LabelServerHost}" autocomplete="off" spellcheck="false" autocapitalize="none" autocorrect="off" />
+                <input is="emby-input" type="url" id="txtServerHost" required="required" label="${LabelServerHost}"/>
                 <div class="fieldDescription">${LabelServerHostHelp}</div>
             </div>
             <br />
diff --git a/src/apikeys.html b/src/apikeys.html
index 7ca490724b..3cb7cd6de1 100644
--- a/src/apikeys.html
+++ b/src/apikeys.html
@@ -4,18 +4,19 @@
             <div class="detailSectionHeader">
                 <h2 style="margin:.6em 0;vertical-align:middle;display:inline-block;">${HeaderApiKeys}</h2>
                 <button is="emby-button" type="button" class="fab btnNewKey submit" style="margin-left:1em;" title="${ButtonAdd}">
-                    <span class="material-icons add"></span>
+                    <span class="material-icons add" aria-hidden="true"></span>
                 </button>
             </div>
             <p>${HeaderApiKeysHelp}</p>
             <br />
             <table class="tblApiKeys detailTable">
+                <caption class="clipForScreenReader">${ApiKeysCaption}</caption>
                 <thead>
                     <tr>
-                        <th class="detailTableHeaderCell"></th>
-                        <th class="detailTableHeaderCell">${HeaderApiKey}</th>
-                        <th class="detailTableHeaderCell">${HeaderApp}</th>
-                        <th class="detailTableHeaderCell">${HeaderDateIssued}</th>
+                        <th scope="col" class="detailTableHeaderCell"></th>
+                        <th scope="col" class="detailTableHeaderCell">${HeaderApiKey}</th>
+                        <th scope="col" class="detailTableHeaderCell">${HeaderApp}</th>
+                        <th scope="col" class="detailTableHeaderCell">${HeaderDateIssued}</th>
                     </tr>
                 </thead>
                 <tbody class="resultBody"></tbody>
diff --git a/src/assets/css/site.css b/src/assets/css/site.css
index e59b639f45..627145abc1 100644
--- a/src/assets/css/site.css
+++ b/src/assets/css/site.css
@@ -5,6 +5,17 @@ html {
     height: 100%;
 }
 
+.clipForScreenReader {
+    clip: rect(1px, 1px, 1px, 1px);
+    clip-path: inset(50%);
+    height: 1px;
+    width: 1px;
+    margin: -1px;
+    overflow: hidden;
+    padding: 0;
+    position: absolute;
+}
+
 .material-icons {
     /* Fix font ligatures on older WebOS versions */
     -webkit-font-feature-settings: "liga";
diff --git a/src/components/accessschedule/accessschedule.template.html b/src/components/accessschedule/accessschedule.template.html
index 906d20869c..493150ae5e 100644
--- a/src/components/accessschedule/accessschedule.template.html
+++ b/src/components/accessschedule/accessschedule.template.html
@@ -1,6 +1,6 @@
 <div class="formDialogHeader">
-    <button is="paper-icon-button-light" class="btnCancel autoSize" tabindex="-1">
-        <span class="material-icons arrow_back"></span>
+    <button is="paper-icon-button-light" class="btnCancel autoSize" title="${LabelPrevious}" tabindex="-1">
+        <span class="material-icons arrow_back" aria-hidden="true"></span>
     </button>
     <h3 class="formDialogHeaderTitle">
         ${HeaderAccessSchedule}
diff --git a/src/components/displaysettings/displaysettings.template.html b/src/components/displaysettings/displaysettings.template.html
index 62cb493e82..b8ab1a9ba5 100644
--- a/src/components/displaysettings/displaysettings.template.html
+++ b/src/components/displaysettings/displaysettings.template.html
@@ -56,7 +56,7 @@
         <div class="fieldDescription">
             <div>${LabelDisplayLanguageHelp}</div>
             <div class="learnHowToContributeContainer hide" style="margin-top: .25em;">
-                <a is="emby-linkbutton" class="button-link" href="https://github.com/jellyfin/jellyfin" target="_blank">${LearnHowYouCanContribute}</a>
+                <a is="emby-linkbutton" rel="noopener noreferrer" class="button-link" href="https://github.com/jellyfin/jellyfin" target="_blank">${LearnHowYouCanContribute}</a>
             </div>
         </div>
     </div>
diff --git a/src/components/guide/guide-settings.template.html b/src/components/guide/guide-settings.template.html
index 6888ca80de..edb2ffa8d3 100644
--- a/src/components/guide/guide-settings.template.html
+++ b/src/components/guide/guide-settings.template.html
@@ -1,5 +1,7 @@
 <div class="formDialogHeader">
-    <button is="paper-icon-button-light" class="btnCancel autoSize" tabindex="-1"><span class="material-icons arrow_back"></span></button>
+    <button is="paper-icon-button-light" class="btnCancel autoSize" title="${LabelPrevious}" tabindex="-1">
+        <span class="material-icons arrow_back" aria-hidden="true"></span>
+    </button>
     <h3 class="formDialogHeaderTitle">
         ${Settings}
     </h3>
diff --git a/src/components/guide/tvguide.template.html b/src/components/guide/tvguide.template.html
index bd4c9cc3cc..367aac6c17 100644
--- a/src/components/guide/tvguide.template.html
+++ b/src/components/guide/tvguide.template.html
@@ -9,8 +9,8 @@
 
     <div class="guide-headerTimeslots">
         <div class="guide-channelTimeslotHeader">
-            <button is="paper-icon-button-light" type="button" class="btnGuideViewSettings">
-                <span class="material-icons btnGuideViewSettingsIcon more_horiz"></span>
+            <button is="paper-icon-button-light" type="button" class="btnGuideViewSettings" title="${ButtonMore}">
+                <span class="material-icons btnGuideViewSettingsIcon more_horiz" aria-hidden="true"></span>
             </button>
         </div>
         <div class="timeslotHeaders scrollX guideScroller"></div>
@@ -29,10 +29,10 @@
 </div>
 
 <div class="guideOptions hide">
-    <button is="paper-icon-button-light" type="button" class="btnPreviousPage">
-        <span class="material-icons arrow_back"></span>
+    <button is="paper-icon-button-light" type="button" class="btnPreviousPage" title="${LabelPrevious}">
+        <span class="material-icons arrow_back" aria-hidden="true"></span>
     </button>
-    <button is="paper-icon-button-light" type="button" class="btnNextPage">
-        <span class="material-icons arrow_forward"></span>
+    <button is="paper-icon-button-light" type="button" class="btnNextPage" title="${LabelNext}">
+        <span class="material-icons arrow_forward" aria-hidden="true"></span>
     </button>
 </div>
diff --git a/src/components/htmlMediaHelper.js b/src/components/htmlMediaHelper.js
index fb84bc19f0..3f17eeb336 100644
--- a/src/components/htmlMediaHelper.js
+++ b/src/components/htmlMediaHelper.js
@@ -194,7 +194,7 @@ define(['appSettings', 'browser', 'events'], function (appSettings, browser, eve
                     }
                 };
                 events.map(function (name) {
-                    element.addEventListener(name, onMediaChange);
+                    return element.addEventListener(name, onMediaChange);
                 });
             }
         }
diff --git a/src/components/htmlvideoplayer/plugin.js b/src/components/htmlvideoplayer/plugin.js
index f87fd19462..87bfb29ad8 100644
--- a/src/components/htmlvideoplayer/plugin.js
+++ b/src/components/htmlvideoplayer/plugin.js
@@ -290,7 +290,7 @@ define(['browser', 'require', 'events', 'apphost', 'loading', 'dom', 'playbackMa
 
             return createMediaElement(options).then(function (elem) {
 
-                return updateVideoUrl(options, options.mediaSource).then(function () {
+                return updateVideoUrl(options).then(function () {
                     return setCurrentSrc(elem, options);
                 });
             });
diff --git a/src/components/libraryoptionseditor/libraryoptionseditor.js b/src/components/libraryoptionseditor/libraryoptionseditor.js
index 6fc93b3bd9..fec4656406 100644
--- a/src/components/libraryoptionseditor/libraryoptionseditor.js
+++ b/src/components/libraryoptionseditor/libraryoptionseditor.js
@@ -109,8 +109,8 @@ define(['globalize', 'dom', 'emby-checkbox', 'emby-select', 'emby-input'], funct
         html += '<div class="metadataFetcher" data-type="' + availableTypeOptions.Type + '">';
         html += '<h3 class="checkboxListLabel">' + globalize.translate('LabelTypeMetadataDownloaders', globalize.translate(availableTypeOptions.Type)) + '</h3>';
         html += '<div class="checkboxList paperList checkboxList-paperList">';
-        for (var i = 0; i < plugins.length; i++) {
-            var plugin = plugins[i];
+
+        plugins.forEach((plugin, index) => {
             html += '<div class="listItem metadataFetcherItem sortableOption" data-pluginname="' + plugin.Name + '">';
             var isChecked = libraryOptionsForType.MetadataFetchers ? -1 !== libraryOptionsForType.MetadataFetchers.indexOf(plugin.Name) : plugin.DefaultEnabled;
             var checkedHtml = isChecked ? ' checked="checked"' : '';
@@ -120,8 +120,9 @@ define(['globalize', 'dom', 'emby-checkbox', 'emby-select', 'emby-input'], funct
             html += plugin.Name;
             html += '</h3>';
             html += '</div>';
-            i > 0 ? html += '<button type="button" is="paper-icon-button-light" title="' + globalize.translate('ButtonUp') + '" class="btnSortableMoveUp btnSortable" data-pluginindex="' + i + '"><span class="material-icons keyboard_arrow_up"></span></button>' : plugins.length > 1 && (html += '<button type="button" is="paper-icon-button-light" title="' + globalize.translate('ButtonDown') + '" class="btnSortableMoveDown btnSortable" data-pluginindex="' + i + '"><span class="material-icons keyboard_arrow_down"></span></button>'), html += '</div>';
-        }
+            index > 0 ? html += '<button type="button" is="paper-icon-button-light" title="' + globalize.translate('ButtonUp') + '" class="btnSortableMoveUp btnSortable" data-pluginindex="' + index + '"><span class="material-icons keyboard_arrow_up"></span></button>' : plugins.length > 1 && (html += '<button type="button" is="paper-icon-button-light" title="' + globalize.translate('ButtonDown') + '" class="btnSortableMoveDown btnSortable" data-pluginindex="' + index + '"><span class="material-icons keyboard_arrow_down"></span></button>'), html += '</div>';
+        });
+
         html += '</div>';
         html += '<div class="fieldDescription">' + globalize.translate('LabelMetadataDownloadersHelp') + '</div>';
         html += '</div>';
@@ -292,11 +293,15 @@ define(['globalize', 'dom', 'emby-checkbox', 'emby-select', 'emby-input'], funct
     function showImageOptionsForType(type) {
         require(['imageoptionseditor'], function(ImageOptionsEditor) {
             var typeOptions = getTypeOptions(currentLibraryOptions, type);
-            typeOptions || (typeOptions = {
-                Type: type
-            }, currentLibraryOptions.TypeOptions.push(typeOptions));
+            if (!typeOptions) {
+                typeOptions = {
+                    Type: type
+                };
+                currentLibraryOptions.TypeOptions.push(typeOptions);
+            }
             var availableOptions = getTypeOptions(currentAvailableOptions || {}, type);
-            (new ImageOptionsEditor).show(type, typeOptions, availableOptions);
+            var imageOptionsEditor = new ImageOptionsEditor();
+            imageOptionsEditor.show(type, typeOptions, availableOptions);
         });
     }
 
@@ -315,10 +320,16 @@ define(['globalize', 'dom', 'emby-checkbox', 'emby-select', 'emby-input'], funct
             var list = dom.parentWithClass(li, 'paperList');
             if (btnSortable.classList.contains('btnSortableMoveDown')) {
                 var next = li.nextSibling;
-                next && (li.parentNode.removeChild(li), next.parentNode.insertBefore(li, next.nextSibling));
+                if (next) {
+                    li.parentNode.removeChild(li);
+                    next.parentNode.insertBefore(li, next.nextSibling);
+                }
             } else {
                 var prev = li.previousSibling;
-                prev && (li.parentNode.removeChild(li), prev.parentNode.insertBefore(li, prev));
+                if (prev) {
+                    li.parentNode.removeChild(li);
+                    prev.parentNode.insertBefore(li, prev);
+                }
             }
             Array.prototype.forEach.call(list.querySelectorAll('.sortableOption'), adjustSortableListElement);
         }
diff --git a/src/components/metadataeditor/metadataeditor.js b/src/components/metadataeditor/metadataeditor.js
index 7f1e50b5ff..e1c1c8001f 100644
--- a/src/components/metadataeditor/metadataeditor.js
+++ b/src/components/metadataeditor/metadataeditor.js
@@ -791,11 +791,7 @@ define(['itemHelper', 'dom', 'layoutManager', 'dialogHelper', 'datetime', 'loadi
             return a.Name;
         }).join(';');
 
-        if (item.Type === 'Series') {
-            context.querySelector('#selectDisplayOrder').value = item.DisplayOrder || '';
-        } else {
-            context.querySelector('#selectDisplayOrder').value = item.DisplayOrder || '';
-        }
+        context.querySelector('#selectDisplayOrder').value = item.DisplayOrder || '';
 
         context.querySelector('#txtArtist').value = (item.ArtistItems || []).map(function (a) {
             return a.Name;
diff --git a/src/components/playback/playbackmanager.js b/src/components/playback/playbackmanager.js
index ee85f9acb1..dea419c8cc 100644
--- a/src/components/playback/playbackmanager.js
+++ b/src/components/playback/playbackmanager.js
@@ -309,13 +309,11 @@ define(['events', 'datetime', 'appSettings', 'itemHelper', 'pluginManager', 'pla
             if (codecProfile.Type === 'Audio') {
                 (codecProfile.Conditions || []).map(function (condition) {
                     if (condition.Condition === 'LessThanEqual' && condition.Property === 'AudioBitDepth') {
-                        maxAudioBitDepth = condition.Value;
-                    }
-                    if (condition.Condition === 'LessThanEqual' && condition.Property === 'AudioSampleRate') {
-                        maxAudioSampleRate = condition.Value;
-                    }
-                    if (condition.Condition === 'LessThanEqual' && condition.Property === 'AudioBitrate') {
-                        maxAudioBitrate = condition.Value;
+                        return maxAudioBitDepth = condition.Value;
+                    } else if (condition.Condition === 'LessThanEqual' && condition.Property === 'AudioSampleRate') {
+                        return maxAudioSampleRate = condition.Value;
+                    } else if (condition.Condition === 'LessThanEqual' && condition.Property === 'AudioBitrate') {
+                        return maxAudioBitrate = condition.Value;
                     }
                 });
             }
diff --git a/src/components/subtitleeditor/subtitleeditor.js b/src/components/subtitleeditor/subtitleeditor.js
index 8ce1fd5803..e9bcc0bfca 100644
--- a/src/components/subtitleeditor/subtitleeditor.js
+++ b/src/components/subtitleeditor/subtitleeditor.js
@@ -232,11 +232,7 @@ define(['dialogHelper', 'require', 'layoutManager', 'globalize', 'userSettings',
                     html += '</div>';
                 }
                 html += '<h2>' + provider + '</h2>';
-                if (layoutManager.tv) {
-                    html += '<div>';
-                } else {
-                    html += '<div>';
-                }
+                html += '<div>';
                 lastProvider = provider;
             }
 
diff --git a/src/components/subtitleeditor/subtitleeditor.template.html b/src/components/subtitleeditor/subtitleeditor.template.html
index 01066ecc66..7471972f59 100644
--- a/src/components/subtitleeditor/subtitleeditor.template.html
+++ b/src/components/subtitleeditor/subtitleeditor.template.html
@@ -2,8 +2,7 @@
     <button is="paper-icon-button-light" class="btnCancel autoSize" tabindex="-1"><span class="material-icons arrow_back"></span></button>
     <h3 class="formDialogHeaderTitle">${Subtitles}</h3>
 
-    <a is="emby-linkbutton" data-autohide="true" class="button-link btnHelp flex align-items-center" href="https://docs.jellyfin.org/general/server/media/subtitles.html" target="_blank" style="margin-left:auto;margin-right:.5em;padding:.25em;" title="${Help}"><span class="material-icons info"></span><span style="margin-left:.25em;">${Help}</span></a>
-
+    <a is="emby-linkbutton" rel="noopener noreferrer" data-autohide="true" class="button-link btnHelp flex align-items-center" href="https://docs.jellyfin.org/general/server/media/subtitles.html" target="_blank" style="margin-left:auto;margin-right:.5em;padding:.25em;" title="${Help}"><span class="material-icons info"></span><span style="margin-left:.25em;">${Help}</span></a>
 </div>
 <div class="formDialogContent smoothScrollY">
     <div class="dialogContentInner dialog-content-centered">
diff --git a/src/components/tvproviders/schedulesdirect.template.html b/src/components/tvproviders/schedulesdirect.template.html
index 3cfba06fe1..abe19b50f5 100644
--- a/src/components/tvproviders/schedulesdirect.template.html
+++ b/src/components/tvproviders/schedulesdirect.template.html
@@ -1,7 +1,7 @@
 <div class="verticalSection">
     <div class="sectionTitleContainer flex align-items-center">
         <h1 class="sectionTitle">Schedules Direct</h1>
-        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/setup-guide.html#adding-guide-data">${Help}</a>
+        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/setup-guide.html#adding-guide-data">${Help}</a>
     </div>
     <p class="createAccountHelp"></p>
 </div>
diff --git a/src/components/tvproviders/xmltv.template.html b/src/components/tvproviders/xmltv.template.html
index e8dc434165..72c29904b3 100644
--- a/src/components/tvproviders/xmltv.template.html
+++ b/src/components/tvproviders/xmltv.template.html
@@ -1,7 +1,7 @@
 <div class="verticalSection">
     <div class="sectionTitleContainer flex align-items-center">
         <h1 class="sectionTitle">Xml TV</h1>
-        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/setup-guide.html#adding-guide-data">${Help}</a>
+        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/setup-guide.html#adding-guide-data">${Help}</a>
     </div>
 </div>
 
diff --git a/src/components/upnextdialog/upnextdialog.css b/src/components/upnextdialog/upnextdialog.css
index 15f91b29d9..05e3b10f57 100644
--- a/src/components/upnextdialog/upnextdialog.css
+++ b/src/components/upnextdialog/upnextdialog.css
@@ -63,8 +63,8 @@
     height: auto;
     width: 100%;
     box-shadow: 0 0.0725em 0.29em 0 rgba(0, 0, 0, 0.37);
-    border: 0;
     user-drag: none;
+    border: 0;
     user-select: none;
     -moz-user-select: none;
     -webkit-user-drag: none;
diff --git a/src/controllers/list.js b/src/controllers/list.js
index cef6ceda6c..edd4469007 100644
--- a/src/controllers/list.js
+++ b/src/controllers/list.js
@@ -1016,7 +1016,6 @@ define(['globalize', 'listView', 'layoutManager', 'userSettings', 'focusManager'
             if ('Programs' === params.type) {
                 filters.push('Genres');
             } else {
-                params.type;
                 filters.push('IsUnplayed');
                 filters.push('IsPlayed');
 
diff --git a/src/controllers/livetvtuner.js b/src/controllers/livetvtuner.js
index e8a03e7f2b..d7a4d92db2 100644
--- a/src/controllers/livetvtuner.js
+++ b/src/controllers/livetvtuner.js
@@ -82,7 +82,6 @@ define(['globalize', 'loading', 'libraryMenu', 'dom', 'emby-input', 'emby-button
             info.Id = id;
         }
 
-        info.Id;
         ApiClient.ajax({
             type: 'POST',
             url: ApiClient.getUrl('LiveTv/TunerHosts'),
diff --git a/src/dashboard.html b/src/dashboard.html
index 8be9f54eba..9063f55965 100644
--- a/src/dashboard.html
+++ b/src/dashboard.html
@@ -112,7 +112,7 @@
         <div class="dashboardFooter">
             <div style="height:1px;" class="ui-bar-inherit"></div>
             <div style="margin-top:1em;">
-                <a is="emby-linkbutton" class="button-link" href="https://jellyfin.org" target="_blank">Jellyfin</a>
+                <a is="emby-linkbutton" rel="noopener noreferrer" class="button-link" href="https://jellyfin.org" target="_blank">Jellyfin</a>
             </div>
         </div>
     </div>
diff --git a/src/dashboardgeneral.html b/src/dashboardgeneral.html
index 59c8e623d7..03bfa9af8d 100644
--- a/src/dashboardgeneral.html
+++ b/src/dashboardgeneral.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="sectionTitle">${TabSettings}</h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/settings.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/settings.html">${Help}</a>
                     </div>
                 </div>
 
@@ -19,7 +19,7 @@
                         <div class="fieldDescription">
                             <div>${LabelPreferredDisplayLanguageHelp}</div>
                             <div style="margin-top: .25em;">
-                                <a is="emby-linkbutton" class="button-link" href="https://docs.jellyfin.org/general/contributing/index.html" target="_blank">${LabelReadHowYouCanContribute}</a>
+                                <a is="emby-linkbutton" rel="noopener noreferrer" class="button-link" href="https://docs.jellyfin.org/general/contributing/index.html" target="_blank">${LabelReadHowYouCanContribute}</a>
                             </div>
                         </div>
                     </div>
diff --git a/src/device.html b/src/device.html
index 11fc9671b1..093b311208 100644
--- a/src/device.html
+++ b/src/device.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection verticalSection-extrabottompadding">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="sectionTitle reportedName"></h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/devices.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/devices.html">${Help}</a>
                     </div>
 
                     <div class="inputContainer">
diff --git a/src/devices.html b/src/devices.html
index 4e6552f05e..55f51d7e23 100644
--- a/src/devices.html
+++ b/src/devices.html
@@ -4,7 +4,7 @@
             <div class="verticalSection verticalSection">
                 <div class="sectionTitleContainer sectionTitleContainer-cards flex align-items-center">
                     <h2 class="sectionTitle sectionTitle-cards">${TabDevices}</h2>
-                    <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/devices.html">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/devices.html">${Help}</a>
                 </div>
             </div>
             <div is="emby-itemscontainer" class="devicesList vertical-wrap" data-multiselect="false"></div>
diff --git a/src/dlnaprofile.html b/src/dlnaprofile.html
index 45182fa59e..dbe9131d70 100644
--- a/src/dlnaprofile.html
+++ b/src/dlnaprofile.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="sectionTitle">${HeaderProfileInformation}</h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://web.archive.org/web/20181216120305/https://github.com/MediaBrowser/Wiki/wiki/Dlna-profiles">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://web.archive.org/web/20181216120305/https://github.com/MediaBrowser/Wiki/wiki/Dlna-profiles">${Help}</a>
                     </div>
                 </div>
                 <div data-role="controlgroup" data-type="horizontal" data-mini="true">
diff --git a/src/dlnasettings.html b/src/dlnasettings.html
index 8068acf5ab..703dd66a9f 100644
--- a/src/dlnasettings.html
+++ b/src/dlnasettings.html
@@ -8,7 +8,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="sectionTitle">${TabSettings}</h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/networking/dlna.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/networking/dlna.html">${Help}</a>
                     </div>
                 </div>
 
diff --git a/src/encodingsettings.html b/src/encodingsettings.html
index 27cfe404c1..8971957b71 100644
--- a/src/encodingsettings.html
+++ b/src/encodingsettings.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="sectionTitle">${TabTranscoding}</h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/transcoding.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/transcoding.html">${Help}</a>
                     </div>
                 </div>
 
@@ -21,7 +21,7 @@
                         <option value="h264_v4l2m2m">Exynos V4L2 MFC</option>
                     </select>
                     <div class="fieldDescription">
-                        <a is="emby-linkbutton" class="button-link" href="https://docs.jellyfin.org/general/administration/hardware-acceleration.html" target="_blank">${LabelHardwareAccelerationTypeHelp}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="button-link" href="https://docs.jellyfin.org/general/administration/hardware-acceleration.html" target="_blank">${LabelHardwareAccelerationTypeHelp}</a>
                     </div>
                 </div>
 
diff --git a/src/libraries/navdrawer/navdrawer.js b/src/libraries/navdrawer/navdrawer.js
index 9c15fbc184..d9c246b406 100644
--- a/src/libraries/navdrawer/navdrawer.js
+++ b/src/libraries/navdrawer/navdrawer.js
@@ -260,7 +260,6 @@ define(["browser", "dom", "css!./navdrawer", "scrollStyles"], function (browser,
 
         TouchMenuLA.prototype.showMask = function () {
             mask.classList.remove("hide");
-            mask.offsetWidth;
             mask.classList.add("backdrop");
         };
 
diff --git a/src/library.html b/src/library.html
index 398613f9e6..1bca607249 100644
--- a/src/library.html
+++ b/src/library.html
@@ -6,7 +6,7 @@
                     <span>${ButtonScanAllLibraries}</span>
                 </button>
                 <progress max="100" min="0" style="display: inline-block; vertical-align: middle;" class="refreshProgress"></progress>
-                <a is="emby-linkbutton" class="raised button-alt" target="_blank" href="https://docs.jellyfin.org/general/server/libraries.html">${Help}</a>
+                <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt" target="_blank" href="https://docs.jellyfin.org/general/server/libraries.html">${Help}</a>
             </div>
 
             <div id="divVirtualFolders"></div>
diff --git a/src/livetvsettings.html b/src/livetvsettings.html
index bffd6ae4b6..a3a43c792f 100644
--- a/src/livetvsettings.html
+++ b/src/livetvsettings.html
@@ -4,7 +4,7 @@
             <div class="verticalSection">
                 <div class="sectionTitleContainer flex align-items-center">
                     <h2 class="sectionTitle">DVR</h2>
-                    <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/index.html">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/index.html">${Help}</a>
                 </div>
             </div>
 
diff --git a/src/livetvstatus.html b/src/livetvstatus.html
index cc5f8ae0ba..3aa27637d0 100644
--- a/src/livetvstatus.html
+++ b/src/livetvstatus.html
@@ -10,7 +10,7 @@
                         <button is="emby-button" type="button" class="fab btnAddDevice submit sectionTitleButton" style="margin-left:1em;" title="${ButtonAdd}">
                             <span class="material-icons add"></span>
                         </button>
-                        <a style="margin-left:2em!important;" is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/index.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" style="margin-left:2em!important;" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/index.html">${Help}</a>
                     </div>
                     <div class="devicesList itemsContainer vertical-wrap" data-hovermenu="false" data-multiselect="false" style="margin-top: .5em;"></div>
                 </div>
diff --git a/src/livetvtuner.html b/src/livetvtuner.html
index 816d30f340..f45a3a1d04 100644
--- a/src/livetvtuner.html
+++ b/src/livetvtuner.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h1 class="sectionTitle">${HeaderLiveTvTunerSetup}</h1>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/index.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/live-tv/index.html">${Help}</a>
                     </div>
                 </div>
 
diff --git a/src/networking.html b/src/networking.html
index 2cb354e7df..cc824eaabb 100644
--- a/src/networking.html
+++ b/src/networking.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection verticalSection-extrabottompadding">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="sectionTitle">${TabNetworking}</h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/networking/index.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/networking/index.html">${Help}</a>
                     </div>
 
                     <div class="inputContainer">
diff --git a/src/notificationsetting.html b/src/notificationsetting.html
index f982aa29ce..67b35981f1 100644
--- a/src/notificationsetting.html
+++ b/src/notificationsetting.html
@@ -8,7 +8,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="notificationType sectionTitle"></h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/notifications.html">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/notifications.html">${Help}</a>
                     </div>
                 </div>
 
diff --git a/src/scheduledtask.html b/src/scheduledtask.html
index 6cfc8ace4b..f88f6a04c6 100644
--- a/src/scheduledtask.html
+++ b/src/scheduledtask.html
@@ -4,7 +4,7 @@
             <div class="verticalSection">
                 <div class="sectionTitleContainer flex align-items-center">
                     <h2 class="sectionTitle taskName"></h2>
-                    <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/tasks.html">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/tasks.html">${Help}</a>
                 </div>
                 <p id="pTaskDescription"></p>
             </div>
diff --git a/src/strings/en-us.json b/src/strings/en-us.json
index 9895bbc05c..93f88c7897 100644
--- a/src/strings/en-us.json
+++ b/src/strings/en-us.json
@@ -311,6 +311,7 @@
     "HeaderApiKey": "API Key",
     "HeaderApiKeys": "API Keys",
     "HeaderApiKeysHelp": "External applications are required to have an API key in order to communicate with Jellyfin Server. Keys are issued by logging in with a Jellyfin account, or by manually granting the application a key.",
+    "ApiKeysCaption": "List of the currently enabled API keys",
     "HeaderApp": "App",
     "HeaderAppearsOn": "Appears On",
     "HeaderAudioBooks": "Audio Books",
diff --git a/src/useredit.html b/src/useredit.html
index 0de3069dc7..253387b4ac 100644
--- a/src/useredit.html
+++ b/src/useredit.html
@@ -6,7 +6,7 @@
             <div class="verticalSection">
                 <div class="sectionTitleContainer flex align-items-center">
                     <h2 class="sectionTitle username"></h2>
-                    <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
                 </div>
             </div>
 
diff --git a/src/userlibraryaccess.html b/src/userlibraryaccess.html
index 4653fd07eb..8a6177585a 100644
--- a/src/userlibraryaccess.html
+++ b/src/userlibraryaccess.html
@@ -6,7 +6,7 @@
             <div class="verticalSection">
                 <div class="sectionTitleContainer flex align-items-center">
                     <h2 class="sectionTitle username"></h2>
-                    <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
                 </div>
             </div>
 
diff --git a/src/usernew.html b/src/usernew.html
index bca1e72fea..fac036aa8d 100644
--- a/src/usernew.html
+++ b/src/usernew.html
@@ -5,7 +5,7 @@
                 <div class="verticalSection">
                     <div class="sectionTitleContainer flex align-items-center">
                         <h2 class="sectionTitle">${HeaderAddUser}</h2>
-                        <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
+                        <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
                     </div>
 
                     <div class="inputContainer">
diff --git a/src/userparentalcontrol.html b/src/userparentalcontrol.html
index f320c361f9..2c13ec8012 100644
--- a/src/userparentalcontrol.html
+++ b/src/userparentalcontrol.html
@@ -4,7 +4,7 @@
             <div class="verticalSection">
                 <div class="sectionTitleContainer flex align-items-center">
                     <h2 class="sectionTitle username"></h2>
-                    <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
                 </div>
             </div>
 
diff --git a/src/userpassword.html b/src/userpassword.html
index f38e395999..119a0212de 100644
--- a/src/userpassword.html
+++ b/src/userpassword.html
@@ -4,7 +4,7 @@
             <div class="verticalSection">
                 <div class="sectionTitleContainer flex align-items-center">
                     <h2 class="sectionTitle username"></h2>
-                    <a is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/">${Help}</a>
                 </div>
             </div>
 
diff --git a/src/userprofiles.html b/src/userprofiles.html
index 1eaa1006dc..98237645dd 100644
--- a/src/userprofiles.html
+++ b/src/userprofiles.html
@@ -8,7 +8,7 @@
                     <button is="emby-button" type="button" class="fab btnAddUser submit sectionTitleButton" style="margin-left:1em;" title="${ButtonAddUser}">
                         <span class="material-icons add"></span>
                     </button>
-                    <a style="margin-left:2em!important;" is="emby-linkbutton" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/adding-managing-users.html">${Help}</a>
+                    <a is="emby-linkbutton" rel="noopener noreferrer" style="margin-left:2em!important;" class="raised button-alt headerHelpButton" target="_blank" href="https://docs.jellyfin.org/general/server/users/adding-managing-users.html">${Help}</a>
                 </div>
                 <div class="localUsers itemsContainer vertical-wrap"></div>
             </div>
diff --git a/src/wizardlibrary.html b/src/wizardlibrary.html
index b8a4fab9d5..3a5ca5069b 100644
--- a/src/wizardlibrary.html
+++ b/src/wizardlibrary.html
@@ -3,7 +3,7 @@
         <div class="ui-corner-all ui-shadow wizardContent">
             <div>
                 <h1 style="display:inline-block;">${HeaderSetupLibrary}</h1>
-                <a href="https://docs.jellyfin.org/general/server/libraries.html" target="_blank" class="clearLink" style="margin-top:-10px;display:inline-block;vertical-align:middle;margin-left:2em;"><button is="emby-button" type="button" class="raised"><span class="material-icons info"></span><span>${ButtonHelp}</span></button></a>
+                <a href="https://docs.jellyfin.org/general/server/libraries.html" rel="noopener noreferrer" target="_blank" class="clearLink" style="margin-top:-10px;display:inline-block;vertical-align:middle;margin-left:2em;"><button is="emby-button" type="button" class="raised"><span class="material-icons info"></span><span>${ButtonHelp}</span></button></a>
             </div>
             <br />
             <div id="divVirtualFolders"></div>
diff --git a/src/wizardstart.html b/src/wizardstart.html
index c640b8eff8..05e282bee3 100644
--- a/src/wizardstart.html
+++ b/src/wizardstart.html
@@ -4,7 +4,7 @@
             <form class="wizardStartForm">
                 <div>
                     <h1 style="float:left;">${WelcomeToProject}</h1>
-                    <a is="emby-linkbutton" href="https://docs.jellyfin.org/general/quick-start.html" target="_blank" class="raised raised-alt" style="float:right;margin-top:20px;">
+                    <a is="emby-linkbutton" rel="noopener noreferrer" href="https://docs.jellyfin.org/general/quick-start.html" target="_blank" class="raised raised-alt" style="float:right;margin-top:20px;">
                         <span>${ButtonQuickStartGuide}</span>
                     </a>
                 </div>