When you upgrade to Windows 10 from previous versions of Windows like Windows 7, Windows 8 or Windows 8.1 while upgrading the software retains the old copy of your OS which is stored in the folder Windows.old if in case in future you want to revert back.
However after installing Windows 10 and testing for a while if you find that you don’t want to revert back or rollback you can clean up at least 15 GB of you Hard disk space by deleting the Windows.old folder. But you can’t delete the Windows.old folder through explorer as the OS detects the Windows.old folder as system files. So here is the way with which you can easily remove or delete Windows.old folder in Windows 10 to free up some space on your hard disk drive.
Remove or Delete Windows.old Folder in Windows 10
- Hit Start and R button from your keyboard to start run command and in it just type cleanmgr, this command will open disk cleanup utility. Alternatively you can even run disk cleanup by going to my computer right click on your OS drive in our case it is C: drive. Right click on it and click on its properties, on properties window just click on disk cleanup.
- After a while scan it will open disk cleanup for OS from that window just click on Clean System Files, it will again scan for a while and open a new window. From the Clean System Files window to delete Windows.old folder just mark previous windows installation and click on OK.
- On pressing OK button a confirmation will appear Are you sure you want to permanently delete these files? Just click on delete files.
- And it will start process deleting the Windows.old folder in Windows 10, it will take several minutes to complete the process.
That’s it you are done deleting Windows.old folder in Windows 10.