4] Reinstall the Microsoft Store app If none of the above solutions worked for you, the last resort to fix it is to reinstall the Microsoft Store app on your PC.

If you encounter the Microsoft Store error 0x8A150049, running the Store apps troubleshooter or restarting the Windows Installer service may fix the error.

Find out how to install older versions of Microsoft Store apps on Windows. Follow our step-by-step guide to access previous app versions easily and ensure compatibility with your system.