If you are facing this issue, here are some simple solutions that can fix the “Windows 10 not opening JPEG file” issue. Windows 10 can’t open the JPEG file? The Photos app gives some error, or the Windows Image Viewer crashes when you try to open JPG pictures? This is a widely reported issue in Windows 10. Is there a way to open JPEG files on Windows 10 default app?”
I installed another photo viewer on my system. “I can’t open JPEG files in Photos app on Windows 10. When I try to open an image, I get the message – ‘The app didn’t start.”