Go to Start > Settings > System > Apps & Features.

Follow the below steps to reset Photos app:

Resetting will delete settings and cached data from the Photos App on your system. You can also pick the image viewing app in the Microsoft store to open your photos. Open the JPG/JPEG images with other photo viewer applications, apart from the built-in Windows Photos app. Just right-click on the JPEG/JPG file and choose from applications to view the image. This is the first thing you should try in case of registry errors in JPEG files. Manual Method 1: Open JPEG in another Photo viewer application It is a secure DIY tool to repair corrupt or damaged JPG/JPEG photos. Manual repair methods can be taxing and do not always assure restoration of JPG/JPEG images showing ‘Invalid Value for Registry Error.’ Thus, if you want to avoid stressful and uncertain manual methods, use the trusted and advanced Jpeg Repair Software. The software method: Restore through Stellar application Open JPEG in another Photo viewer application.Methods to Restore JPG/JPEG with ‘Invalid Value for Registry’ Error

This ensures you are safe in case of any kind of photo loss situation occurring due to troubleshooting. However, it is highly recommended to take a full backup of your photos in an external storage media, before performing any manual method to restore JPG/JPEG files with Invalid Value for Registry error.

I get “Invalid Value for Registry” error. ‘I am unable to open JPEG images taken from DSLR on my Windows 10 PC.

Jpg invalid value for registry