diff --git a/src/strings/cy.json b/src/strings/cy.json
index 5cfa2f7ca2..0a61c883a0 100644
--- a/src/strings/cy.json
+++ b/src/strings/cy.json
@@ -75,7 +75,7 @@
     "ButtonRevoke": "Dirymu",
     "ButtonResume": "Ailgydio",
     "ButtonRename": "Ailenwi",
-    "ButtonRemove": "Tynnu",
+    "ButtonRemove": "Gwaredu",
     "ButtonPlayer": "Chwaraewr",
     "ButtonPause": "Saib",
     "ButtonOpen": "Agor",
@@ -169,7 +169,7 @@
     "MediaInfoLanguage": "Iaith",
     "MediaInfoInterlaced": "Wedi'i blethu",
     "MediaInfoFramerate": "Cyfradd fframiau",
-    "MediaInfoForced": "Orfodi",
+    "MediaInfoForced": "Gorfodol",
     "MediaInfoExternal": "Allanol",
     "ValueVideoCodec": "Codec fideo: {0}",
     "ValueCodec": "Codec: {0}",
@@ -232,7 +232,7 @@
     "LabelLogs": "Cofnodion:",
     "LabelLineup": "Harchebion:",
     "LabelLanguage": "Iaith:",
-    "LabelIsForced": "Orfodi",
+    "LabelIsForced": "Gorfodol",
     "LabelFormat": "Fformat:",
     "LabelFont": "Ffont:",
     "LabelFolder": "Ffolder:",
@@ -314,7 +314,7 @@
     "OptionMissingEpisode": "Pennodau ar Goll",
     "NewEpisodes": "Penodau newydd",
     "LabelEpisodeNumber": "Rhif pennod:",
-    "HeaderLatestEpisodes": "Pennod Diweddaraf",
+    "HeaderLatestEpisodes": "Pennodau Diweddaraf",
     "AllEpisodes": "Pob pennod",
     "Episodes": "Penodau",
     "TypeOptionPluralEpisode": "Penodau",
@@ -331,7 +331,7 @@
     "TabStreaming": "Ffrydio",
     "TabServer": "Gweinydd",
     "TabResponses": "Ymatebion",
-    "TabRepositories": "Ystorfeydd",
+    "TabRepositories": "Storfeydd",
     "TabProfiles": "Proffiliau",
     "TabPlugins": "Ategion",
     "TabOther": "Arall",
@@ -370,7 +370,7 @@
     "Screenshots": "Sgrinluniau",
     "Screenshot": "Sgrinlun",
     "Schedule": "Trefnlen",
-    "Save": "Cadw",
+    "Save": "Arbed",
     "Saturday": "Dydd Sadwrn",
     "Runtime": "Amser rhedeg",
     "Rewind": "Dirwyn yn ôl",
@@ -387,7 +387,7 @@
     "Profile": "Proffil",
     "Producer": "Cynhyrchydd",
     "Print": "Argraffu",
-    "Primary": "Prif",
+    "Primary": "Cynradd",
     "Previous": "Blaenorol",
     "Preview": "Rhagolwg",
     "Premieres": "Perfformiadau cyntaf",
@@ -428,7 +428,7 @@
     "DownloadsValue": "{0} dadlwythiad",
     "DirectStreaming": "Ffrydio uniongyrchol",
     "DirectPlaying": "Chwarae uniongyrchol",
-    "DetectingDevices": "Dyfeisiau canfod",
+    "DetectingDevices": "Edrych am ddyfeisiau",
     "DeleteUser": "Dileu Defnyddiwr",
     "DeleteMedia": "Dileu cyfryngau",
     "DeleteImage": "Dileu'r Ddelwedd",
@@ -456,7 +456,7 @@
     "HeaderAddUser": "Ychwanegu Defnyddiwr",
     "HeaderAdditionalParts": "Rhannau Ychwanegol",
     "HeaderActiveRecordings": "Gweithredol Recordiadau",
-    "HeaderActiveDevices": "Gweithredol Dyfeisiau",
+    "HeaderActiveDevices": "Dyfeisiau Gweithredol",
     "HeaderAccessSchedule": "Amserlen Mynediad",
     "GuideProviderSelectListings": "Dewis Rhestriadau",
     "GuestStar": "Seren wadd",
@@ -528,5 +528,70 @@
     "Copied": "Wedi'i gopïo",
     "ConfirmEndPlayerSession": "Hoffech chi ddiffodd Jellyfin ar {0}?",
     "ConfirmDeleteItem": "Bydd dileu'r eitem hon yn ei dileu o'r system ffeiliau a'ch llyfrgell gyfryngau. Ydych chi'n siŵr eich bod eisiau parhau?",
-    "LabelDisplayLanguage": "Iaith arddangos:"
+    "LabelDisplayLanguage": "Iaith arddangos:",
+    "OptionEstimateContentLength": "Amcangyfrif hyd cyfrwng pan yn trawsgodio",
+    "SaveChanges": "Arbed newidiadau",
+    "MarkUnplayed": "Heb ei wylio",
+    "EnableQuickConnect": "Actifadu Cyswllt Cyflym ar y gweinydd hwn",
+    "QuickConnectInvalidCode": "Côd Cyswllt Cyflym annilys",
+    "HeaderAddUpdateImage": "Adio/Diweddaru Llun",
+    "Interview": "Cyfweliad",
+    "LabelSyncPlayNewGroupDescription": "Creu grŵp newydd",
+    "HeaderRunningTasks": "Tasgau sy'n rhedeg",
+    "TabScheduledTasks": "Amserlen Tasgau",
+    "PluginFromRepo": "{0} o'r storfa {1}",
+    "LabelRepositoryUrl": "URL Storfa",
+    "LabelRepositoryNameHelp": "Enw unigryw i wahaniaethu rhwng y storfa hon ac eraill a ychwanegwyd at eich gweinydd.",
+    "LabelRepositoryName": "Enw Storfa",
+    "HeaderNewRepository": "Storfa Newydd",
+    "TabMyPlugins": "Fy Ategion",
+    "HeaderDateIssued": "Dyddiad Dyroddi",
+    "LabelEnableIP6Help": "Actifadu swyddogaeth IPv6.",
+    "LabelEnableIP6": "Actifadu IPv6",
+    "LabelEnableIP4Help": "Actifadu swyddogaeth IPv4.",
+    "LabelEnableIP4": "Actifadu IPv4",
+    "LabelEnableHttps": "Actifadu HTTPS",
+    "HeaderServerAddressSettings": "Gosodiadau Cyfeiriad Gweinydd",
+    "HeaderTranscodingProfile": "Proffil Trawsgodio",
+    "LabelReasonForTranscoding": "Rheswm dros trawsgodio:",
+    "LabelTranscodingInfo": "Gwybodaeth Trawsgodio",
+    "Transcoding": "Trawsgodio",
+    "HeaderEditImages": "Golygu delweddau",
+    "ScanLibrary": "Sganio'r llyfrgell",
+    "SettingsSaved": "Gosodiadau wedi'i arbed.",
+    "LabelContentType": "Math y cyfrwng:",
+    "LabelDisplayName": "Enw arddangos:",
+    "LastSeen": "Gwelwyd {0}",
+    "HeaderMoreLikeThis": "Mwy fel hwn",
+    "LabelOriginalMediaInfo": "Gwybodaeth Cyfrwng Gwreiddiol",
+    "MoreMediaInfo": "Gwybodaeth Cyfrwng",
+    "MarkPlayed": "Wedi'i wylio",
+    "HeaderCastAndCrew": "Cast a Chriw",
+    "HeaderPasswordReset": "Ailosod Cyfrinair",
+    "HeaderHttpsSettings": "Gosodiadau HTTPS",
+    "HeaderFrequentlyPlayed": "Chwaraewyd yn Aml",
+    "HeaderForKids": "Ar gyfer plant",
+    "HeaderDeleteItems": "Dileu Eitemau",
+    "HeaderDeleteItem": "Dileu Eitem",
+    "HeaderDeleteDevice": "Dileu Dyfais",
+    "HeaderContinueReading": "Parhau i ddarllen",
+    "HeaderContinueListening": "Parhau i wrando",
+    "QuickConnectAuthorizeCode": "Mewnbynnwch y côd {0} i fewngyfnodi",
+    "QuickConnectAuthorizeFail": "Côd Cyswllt Cyflym anhysbys",
+    "LabelQuickConnectCode": "Côd Cyswllt Cyflym:",
+    "QuickConnect": "Cyswllt Cyflym",
+    "HeaderApiKeys": "Allweddi API",
+    "HeaderApiKey": "Allwedd API",
+    "HeaderAddUpdateSubtitle": "Adio/Diweddaru Isdeitl",
+    "Scene": "Golygfa",
+    "ServerNameIsShuttingDown": "Mae'r gweinydd {0} yn diffodd.",
+    "ServerNameIsRestarting": "Mae'r gweinydd {0} yn ailddechrau.",
+    "PleaseRestartServerName": "Ailgychwynnwch Jellyfin ar {0}.",
+    "LabelServerNameHelp": "Bydd yr enw yn cael ei ddefnyddio i adnabod eich gweinydd a bydd yn arfer defnyddio enw gwesteiwr y gweinydd.",
+    "LabelServerName": "Enw'r gweinydd:",
+    "LabelSyncPlayNewGroup": "Grŵp newydd",
+    "HeaderSyncPlaySelectGroup": "Ymuno grŵp",
+    "HeaderLatestRecordings": "Recordiadau Diweddaraf",
+    "HeaderLatestMusic": "Cerddoriaeth Diweddaraf",
+    "HeaderLatestMovies": "Ffilmiau Diweddaraf"
 }