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Click the button next to the library and select Delete.Navigate to Libraries under the Manage section of the settings menu.Ensure the correct Plex Media Server is selected.Use the Delete Preview Thumbnails button.Edit the library for which you want to remove thumbnails (e.g.Select the ” icon in the top of the left pane. To refresh all metadata in Plex: Go to the main screen where your libraries are listed on the left. Some users have confirmed that they fixed the issue by optimizing the database. The Plex library not updating issue often indicates that your database needs to be optimized. Delete the contents of the folder(s) for your operating system as noted below.Quit/exit/stop the Plex Media Server to ensure that it is not running.Restart Plex Media Server Setup from Scratch How do I reinstall Plex without losing data?.How do I get Plex to scan for new content?.Why are my movies not showing up in Plex?.
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How long does it take for Plex to update?.
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