2026.9.21.0

YT
VideoOptionsForm: handling of type 'audio+video'
YouTubeMediaContainerBase: move 'DataReceivedEventHandler' to a public module

SC
REMOVE: Mastodon, Imgur
API.UserDataBase: remove unused references; optimize the use of '_ForceSaveUserData' and '_ForceSaveUserInfo'; update 'ErrorDownloading' function
API.Base.YTDLP: add 'SetProgress' and 'CreateFileExchanger' functions
API.Bluesky: add 'UseMD5Comparison' and 'RemoveExistingDuplicates' options; handling errors 502 and 504; update 'UserExists' detection
API.Instagram: switch to 'GraphQL'
API.OnlyFans: add a special label 'DRM'
API.PornHub: fix photo and video downloads; add yt-dlp support
API.Reddit: remove predefined 'ClientID' and 'ClientSecret'; update 'AvailableTrueValue' function; add REST API support; fix carousels downloading; remove Imgur support
API.ThisVid: fix profile info
API.Twitter: remove Mastodon compatibility; update bookmarks link
API.Xhamster: update yt-dlp
Automation: remove unused references
DownloadFeedForm: new feeds do not appear in the 'Load' toolbar dropdown
MissingPostsForm: add 'ESC' hotkey
TDownloader: implement the ability to add to the log a list of users who have missing posts; exclude the 'Path' plugin from downloading
VideoDownloaderForm: remove Imgur support
DownloadableMediaHost: remove Imgur support; protect photos from deletion
PluginHost: remove Mastodon
SettingsCLS: add 'AddMissingPostUsersToLog' property

SCrawler.YouTube/My Project/AssemblyInfo.vb

@@ -32,6 +32,6 @@ Imports System.Runtime.InteropServices
 ' by using the '*' as shown below:
 ' <Assembly: AssemblyVersion("1.0.*")>
 
-<Assembly: AssemblyVersion("2025.11.25.0")>
-<Assembly: AssemblyFileVersion("2025.11.25.0")>
+<Assembly: AssemblyVersion("2026.9.21.0")>
+<Assembly: AssemblyFileVersion("2026.9.21.0")>
 <Assembly: NeutralResourcesLanguage("en")>