How to solve the error code 0x800f0906: Windows couldn't install required files in Windows Server 2022

There are several steps you can take to solve the error code 0x800f0906 when installing Windows Server 2022:

1. Check your internet connection: Make sure your internet connection is stable and strong enough to download and install the required files.
2. Disable antivirus software: Sometimes, antivirus software can interfere with the installation process. Try disabling your antivirus software temporarily and then attempt the installation again.
3. Run the Windows Update troubleshooter: Windows has a built-in troubleshooter that can help identify and fix issues with Windows Update. To run the troubleshooter, go to Settings > Update & Security > Troubleshoot > Windows Update.
4. Use the System File Checker (SFC) tool: The SFC tool can scan and repair corrupted system files. To use the SFC tool, open Command Prompt as an administrator and type "sfc /scannow" and press Enter.
5. Use the Deployment Image Servicing and Management (DISM) tool: The DISM tool can repair the Windows image and fix issues with Windows Update. To use the DISM tool, open Command Prompt as an administrator and type "dism /online /cleanup-image /restorehealth" and press Enter.
6. Perform a clean boot: A clean boot can help identify and resolve software conflicts that may be causing the installation issue. To perform a clean boot, go to Start > type "msconfig" > select System Configuration > select the Services tab > check the box next to "Hide all Microsoft services" > click Disable all > select the Startup tab > click Open Task Manager > disable all startup items > restart your computer.