If you want to install Python in Windows 11/10, this guide will help you. There are two ways to install Python – using the official website and using the Microsoft Store.

Solution 1: Restart Windows Installer service Windows installer service is responsible for installing a new software for it to run and install properly.

Microsoft quietly released a new update for Windows 10 users under KB5001716. It is however causing issues installing with 0x80070643 error similar to KB5034441.

Microsoft has shared a new method to fix a bug preventing app uninstalls or updates on Windows 10 for those unwilling to deploy this month's preview update.