: The owner may have moved the file to the trash or deleted it permanently.
The "404 Page Not Found" error in Google Drive typically means the server cannot find the requested file or folder. While frustrating, this error often stems from common permission issues or simple browser glitches that are easy to fix. Google Drive – Page Not Found
: Ensure the Shared Drive itself hasn't been deleted or suspended. : The owner may have moved the file
: The sharing settings might have been changed to "Restricted," or your specific access was removed. Google Drive – Page Not Found
If you are the one sharing the files and users are reporting errors:
: Ensure the link wasn't truncated when pasted into a message or email.