Scroll down to Reset to the Microsoft recommended defaultsįor some Windows users disabling iCloud in Task Manager in computer fixed the ‘Class not registered’ error.‘Class not registered’ error in Windows can also be fixed by resetting default apps. Click Choose default applications by file type link.Go to Windows Settings > Apps > Default Apps.Set the default option for opening image files in Windows. Set a default program option for opening JPG files.The software also repairs corrupt photos recovered from any damaged or corrupt storage media. It is an efficient tool to fix hundreds of photos from digicams, DSLRs, GoPro, drones, surveillance cameras, and mobiles. Use secure and fast Stellar Repair for Photo to fix the errors and corruptions in your pictures. They may be completely unreadable or show errors due to corrupt header, corrupt data, invalid file structure, unknown marker etc. Tip: If the issue is not with your Windows computer, it could be possible there is some corruption in your images. In the Command Prompt, type the following command: sfc /scannow.Press Windowskey + X, click Command Prompt (Admin).If the error ‘Class not registered’ on opening the photos is due to the corrupt system files, SFC scan will fix it. System File Checker (SFC) scans for corrupt system files in computer and repairs them. If you still run into error, check the command line you typed and run it again. In the command prompt window type powershell and press the Enter The prompt change to the PowerShell Prompt.Steps to fix ‘Class not registered error’ with PowerShell: You can use PowerShell to reset Windows 10 and repair ‘Class not registered’ error. PowerShell in Windows is a task-based command-line that helps to control and automate the administration of the Windows OS and its applications.

The problem ‘Class not registered’ error should be resolved.

Cannot register windows class