How do I delete left-over Windows Update folders? How to Delete the Windows.old Folder to Free Up Space. I just completed the recent anniversary upgrade to Windows 10. share | improve this answer. The Windows.old folder can take up quite a bit of space. Hello, my mother-in-law bought an Acer One 10 and I offered to check it. For more information, refer article How to Delete Windows.old Using Disk Cleanup or Storage Settings. When I finished I keep getting a Low Disk Space Warning message for my Recovery (D:) drive. Unable to Delete "Windows10Upgrade" Folder (self.Windows10) submitted 1 year ago by quaddamage08 I've recently upgraded from Win 8.1 to Win 10 and now I have a folder called "Windows10Upgrade" on my C: drive. If you need to delete more files and folders after the upgrade to Windows 10, you could search for Disk Cleanup, right-click on it, and select Run as administrator. Forum discussion: Got Windows10 upgraded on two computers. ... Can I remove the Windows10Upgrade directory? After you upgrade Windows 7 or Windows 8.1 to Windows 10, there will be some files ... Get Your Drive Space Back After Windows 10 ... you can delete the temp files. We've written about removing the Windows.old folder in the past but in our latest tests, CCleaner failed to remove the Windows.old folder and - Just want to know if I can delete that folder without ill effects. Windows10Upgrade is about 20MB and the Windows.old Folders can be over 20GB! Use the Windows key + E keyboard shortcut to open File Explorer. Removal guide The Windows10Upgrade folder located on the C:\ or the system drive is used by Windows 10 Upgrade Assistant. Select the Previous Windows Installation(s) option to delete the Windows.old folder. Remove unwanted Windows 10 upgrade files from Windows 7 ... (Disk Cleanup doesnt target this particular folder at the moment). ... To remove this folder, uninstall "Windows 10 Upgrade Assistant". How to safely remove Windows10Upgrade. If you are satisfied your system is operating fine you can safely remove this folder. For the better understanding of the issue, I suggest you to provide the screenshot of the folder where it is located and the file within the folder. *** When you update Windows 10 How to safely delete Windows10Upgrade folder manually and automatically. This tips to delete windows.old folder in windows 10. Discussion in 'Windows 10 Support' started by Lawrence Stewart Talbot, Aug 14, 2016. The users can either upgrade their current Op This should just be a matter of opening the File Explorer window, accessing the Windows.old folder at C:\Windows.old, and browsing your file system. Refer: How to include a screenshot in your post. They should be safe to delete as they're only the files used to update windows. You will see an option Previous Windows installation. The final RTM version of Windows 10 has finally been released and is available for download and installation. I already have Windows 10, can I delete Windows.old? ***Post moved by the moderator to the appropriate forum category. Apparently those are files the Upgrade stub downloaded from Microsoft. How to safely remove Windows10Upgrade. You can either use the native Disk Cleanup tool or use third-party free tools like CCleaner for the job.