
JPG file on your computer, move your mouse over Open with and select Choose another app.

Open Windows File Explorer and right-click any.JPG extension and you want them to open in Windows Photo Viewer. If for some reason you don’t see the Windows Photo Viewer application in step 13 then try this technique. What to Do if Windows Photo Viewer is Missing from the List Now when you double-click on a photo, it will open in Windows Photo Viewer by default.Select Windows Photo Viewer from the list.Clicking this app allows you to change the default app. Your default may be set to a different photo viewer instead of Photos. In the Choose default apps section click Photos under Photo viewer.In the Windows Search box type Default App Settings and press Enter.You will see a message that the keys and values contained in the WindowsPhtoViewer.reg have been successfully added to the registry.At the registry editor warning, click Yes to continue.Double-click the WindowsPhotoViewer.reg file to import the data into the registry and create the necessary keys and values.In this example, let’s rename the file to WindowsPhotoViewer.reg. At the rename warning click Yes.txt at the end of the file, you may need to unhide the file extensions in Windows File Explorer. Next you need to rename the file to something like WindowsPhotoViewer.reg, but if you don’t see the file extension.Thanks to Edwin for providing this code on. Download this text file called WindowsPhotoViewer.txt.The exported file will have the extension. Name the file something like Full Registry Backup.

Highlight the blue Computer icon in the top left-hand corner, then right-click and select Export.

