To do this, type cleanmgr in Start search, right-click on it and select Run as administrator to open the Disk Cleanup Tool in an elevated mode. Once the tool opens, scroll down till you see. How to Go Back to Previous Version of Windows in Windows 10 When you upgrade to Windows 10 or update to a new version of Windows 10 (ex: Windows Update), a copy of the previous installation is saved to the Windows.old folder in the root directory of the Windows 10 drive as a backup. This backup will allow you to be able to go back to the previous build of Windows for up to a 10 days after. How to Clean Previous Windows Installation Files after latest Windows 10 Update – The steps. After the first scan, you'll end up on the page where you can select different options. Just click first the System Files button, to get detailed selection options. You'll end up on this page where you, as you can see.
To do this, type cleanmgr in Start search, right-click on it and select Run as administrator to open the Disk Cleanup Tool in an elevated mode. Once the tool opens, scroll down till you see. To save disk space, you can delete or remove Windows.old folder after Windows Upgrade in Windows 10/8/7 using this procedure. Learn how to do it. If you want to install Windows 10 directly from the ISO file without using a DVD or flash drive, you can do so by mounting the ISO file. This will perform an upgrade of your current operating system to Windows 10. To mount the ISO file: Go to the location where the ISO file is saved, right-click the ISO file and select Properties.
By Avram Piltch, LAPTOP Online Editorial Director |
When you upgrade from Windows 7 or 8.1 to Windows 10, the software retains a copy of your old operating system just in case you want to revert. However, if you decide that you're happy running Windows 10 and don't want to roll back, you're left with at least 15GB of wasted space on your hard drive, all of it stored in a folder called Windows.old. If you simply try to delete the Windows.old directory in File Explorer, the system won't let you remove most of the files because it considers them system files.
![Windows Windows](/uploads/1/2/5/0/125054603/957591134.jpg)
Deleting the Windows.old folder involves three basic actions:
- Search for and open the 'Free up space...' utility.
- Click Cleanup System Files.
- Check Previous Windows Installations.
Step-by-Step Instructions with Screenshots
1. Type 'Free up disk space' into the Windows search box.
2. Click the shortcut for 'Free up disk space . . .'
3. Click OK. Change the drive if your Windows disk is not already selected.
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4. Click Clean up system files.
5. Click OK again when the drive letter is displayed. The Disk Cleanup window will appear again.
6. Check 'Previews Windows installation(s)' in the Files to delete box and Click OK.
7. Click Delete Files when asked to confirm.
8. Click Yes when prompted to confirm your decision.
Delete Previous Windows Installation
The software will take anywhere from 30 seconds to several minutes to delete the files.
Previous Windows Installations Windows 10 Download
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