Go through our how to enable Windows Photo Viewer in Windows 10 and how to set Windows Photo Viewer as default in Windows 10 guide for detailed instructions and ready-made registry files. You just need to make a small edit to the Registry to enable it. But if reinstalling also didn’t help, you can try enabling the classic Windows Photos Viewer program, which was the default photo viewer in Windows 7 and previous versions. Reinstalling the Photos app should fix its issues. You can refer to our how to reinstall the photos app in Windows 10 for step-by-step directions. In order to reinstall the app, you need to uninstall the app first, and then install the same from the Store again. If the above solution didn’t help you, reinstalling the Photos app is probably the best way to fix the app. Get-AppXPackage -AllUsers | Foreach Reinstall Photos app

The process might take up to a minute to complete, and you might see some errors. In the PowerShell, copy and paste the following command and then press Enter key to execute the same. The PowerShell can be launched as administrator by typing its name in the Start menu search box, right-clicking on the PowerShell entry, and then clicking Run as administrator option. If the Photos app is not opening, try to execute the following command in the elevated PowerShell. That’s it! Run this command at PowerShell Click the Reset button again when you see the confirmation dialog.

Step 2: Click on the Photos app entry to see the Advanced options link.

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