Unable to Open Photos or Videos: "Windows Cannot Find" & "Class Not Registered" Errors

[Windows 11]

Hello,I’ve encountered a critical issue on my Windows 10/11 system where I cannot open certain files. Specifically:Images:When I try to open a .png file using the Photos app, I get the following error:“Windows cannot find [file path]. Make sure you typed the name correctly, and then try again.”The file exists, and I was able to send it to myself via WhatsApp without any issues.Videos:When trying to open a .mp4 file, I get the error:“[file path] class not registered.”However, I can play the same video on WhatsApp after sending it there.This issue started suddenly last night and has persisted si

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