Best option is a Clean install of Windows 11. Download link and instruction is below:
https://www.microsoft.com/software-download/windows11
You can uninstall them in the list of programs in your control panel , right click the apps and hit Uninstall.
Other option is using the steps below.
-Go to Settings
-Click on Apps
-Click Apps and Features
-Locate the apps you want to uninstall
-Click it and go to Advance options
-Hit uninstall.