How to fix 'Windows 11 installation has failed' issue?

I have an old laptop that also failed to update asked the official he recommended me Windows Update Troubleshooter that comes with Windows, no additional downloads, completely free for Windows 10/11. He was able to resolve Windows 11 installation has failed problem, especially related to updates or corrupted installation files There's a place in the process of using it where you need to use the command But don't worry I'll show you how to do it!

The steps are as follows to fix Windows 11 installation has failed:

Step 1: On the keyboard press the Windows key + I key combination laptop will automatically pop-up settings.

Step 2: On the left side of the Settings window click on System and scroll down on the right side to find and click on Troubleshooting.

Step 3: Once you are on the page, tap on Other Troubleshooting option

Step 4: In the Other Troubleshooting list, click on Run button next to Windows Update

Step 5: The tool will automatically start scanning and it may take 1-3 minutes for the screen to show that it is detecting the problem, so please be patient.

Step 6: If a problem is detected the tool will prompt to apply this fix optionally skip this fix click on Apply this fix and then click on Continue If no problem is detected it will say No problem found.

Step 7: Close Troubleshooting Press Windows Key + R, type shutdown /r and Enter to restart your computer.

Step 8: After restarting, open Settings > System > Windows Update click Check for updates or re-run the Windows 11 installer.