Instead, a 3-2-1 backup strategy is the way to go. Whatever the ultimate fix, it's another reminder that even the best cloud storage providers aren't immune from issues – and should never be your sole backup plan.
But we'll update this article when Google issues further guidance on what to do next. Some users have reported finding the missing files in a 'backup' folder inside the app's local data folder (which Google has suggested making a copy of). This Google Drive issue appears to be stem from the desktop app failing to sync data to the cloud, then losing (or at least moving) those local files before they've been uploaded.