It's a huge folder that appears on your SSD or hard drive after your Windows 10 upgrade, You can remove it, but do so carefully.

How to delete the Windows.old folder from Windows 10 If you upgraded your PC from a previous version of Windows, consider getting rid of this space-hogging folder.

If you are wondering how you can add or remove programs from the Start Menu on Windows 11/10, this guide will help you do this.

How to reset to factory settings in Windows 11 or Windows 10 Save yourself from a bad Windows 11 update with these recovery tips How to delete old Windows installation files ...