If you have upgraded to a new version of Windows 10, you end up with a folder named Windows.old under C:\.
Now comes the next question, is it safe to delete the Windows.old folder?
In this blog post, I explain what the Windows.old folder is and if it’s safe to delete the folder.
What does Windows.old in Windows 10 contain?
This folder contains the contents from the previously installed Operating System. It is used to restore to a previous version of Windows 10.
The Windows.old folder is automatically deleted after ten days if you have not made any changes to it locally or via a Group Policy.
Here you can see the Recovery area in the Settings app in Windows 10:
Is it safe to delete the Windows.old folder in Windows 10?
If you are sure you do not wish to restore to a previous version of Windows 10, it is safe to remove the Windows.old directory.
The Windows.old folder may take 50+ GB of storage, so it’s advisable to delete it if you want to free up space.
The folder contains temporary files which you can use to restore the previous version of Windows 10. If you are not planning to restore your operating system, these are not important files.
How to delete the Windows.old folder
Here is how you delete the Windows.old directory in Windows 10 using the Disk Cleanup Tool:
Select Disk Cleanup.
4. For you to be able to remove the Windows.old folder, you need to click the Clean up system files button. Because this is an elevated task, you might receive a UAC prompt. Press Yes at the prompt.
5. Select Previous Windows installation(s).
6. Select Yes at the confirmation prompt.
If you are not planning on rolling back your Windows 10 installation to a previous version, you should safely be able to remove the Windows.old folder.
Have you removed your Windows.old folder? Please leave a comment below!
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