Moving this to the Photoshop forum as you have posted in the Lounge, a non-technical support area.
When was the last time you completely shut down all apps and restarted your machine?
Do you mean Recent Files list in Photoshop, as in File > Open Recent...? Or the Recent Files Workspace that shows your Recent Files as thumbnails when you use a File > Open?
If you’re talking about these, try logging out and back in to your Creative Cloud account using the Creative Cloud desktop app.