Have you recently upgraded from Windows 10 to Windows 11? You may have noticed that your drive (“C” drive) is taking up more space. It is due to the previous Windows installation files, and folders are store in the “Windows.old” folder under the Windows installation drive. When you upgrade your operating system from lower to higher, for instance, Windows 10 to Windows 11; the “Windows.old” directory is automatically created. This folder stores all the information of the previous version of Windows, so if you want to revert your PC to the previous state, you can go back within ten days of installing the newer Windows operating system.
When you see Windows.old directory, your mind may strike with several questions. You might start thinking that this is a virus and we should get rid of it immediately. Be calm; there is nothing wrong with this “windows.old” folder. It is safe to delete. You don’t need to purchase an expensive antivirus or use the tool to delete it. It is safe to delete the “Windows.old” folder if you have no plan to downgrade your operating system.
How to Delete Previous Windows Installation Files and Folders from Windows 11?
Step 1. Open the Settings app by pressing
Step 2. When Windows Settings opens, select the
Step 3. On the right side pane of the System, click on the
Step 4. On the Storage Settings pane, scroll down to find the “Cleanup recommendations” option under the “Storage management” section.
Step 5. When the “Cleanup recommendations” settings open, check the checkbox “Previous Windows installation(s).”
Step 6. Then click the
That’s it. Windows 11 will now erase the previous operating system (Windows 10) backup folder from your system to free up the storage. After that, this option will disappear from the “Cleanup recommendations” settings. Even under the Windows installation drive, you will not see the “Windows.old” folder.