Once installed, right-click on the JPG file and select Open with > [Photo Viewer App]. If this resolves the issue, you can set the new app as the default photo viewer on your Windows computer.

To convert a JPEG image file format to JPG ... He has been a Windows Insider MVP (2020) and currently owns and runs a Computer Clinic.

Fortunately, converting WebP images to JPG or PNG isn't too difficult, regardless of whether you're using a computer or phone ...