It has a lot of new features and a stylish and modern user interface.

However, many users still choose to roll back Windows 11 to Windows 10 for various reasons.

This is a good way to return to Windows 10 without losing files.

How to Fix Windows PC Turns off and Fans Speed up With Ease

However, sometimes the computer wont boot after rolling back to Windows 10.

Have you ever encountered such a situation?

This article explains what should you do if your Windows PC turns off and fans speed up.

run Startup Repair from WinRE environment

Try the solutions to fix this problem.

How to boot into safe mode?

The Pro editions of this software supportbacking up files without booting Windows.

Fix the Black Screen With Blinking  Underscore/Cursor on Windows

Fix 1. you’re able to run it to fix the problems that prevent Windows from starting.

Boot your setup to theWinRE environment, and then clickAdvanced options>Troubleshoot>Advanced options>Startup Repair.

After that, you may need to choose an account and input the password to begin the diagnosing process.

reset this PC from the WinRE environment

Fix 2.

ClickAdvanced options>Troubleshoot>Advanced options>System Restore.

Here are a couple of useful fixes for the black screen with blinking underscore on Windows computers.

Targeted Fixes for Easy Anti Cheat Blue Screen Error on Windows

you could try them one by one.

Fix 3.

It allows you to keep or remove your personal files before reinstalling Windows.

Note that this function will not preserve installed software and system configs.

Any installed software will need to be reinstalled after the factory reset.

When you enter theAdvanced optionsmenu in theAutomatic Repairwindow, selectTroubleshoot>Reset this PC.

Fix 4.

Be aware that this process will remove all your files and programs permanently.

It should be noted that this feature is not free to use.

Next, start the unbootable PC using the installation media and complete the installation.