Thread: Solved Deleting files
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28 Apr 2012  

Windows 7 Ultimate x64

Quote   Quote: Originally Posted by Bennyhill View Post
I am trying to delete an old copy of windows from a second drive, i am set up as the administrator in win 7 ult drive C... but i can't delete the copy of widows from drive D. I get an error message saying i need permission from the trustedinstaller to make changes to this folder. I am using drive d as a back up disk and need the space that is occupied by the windows program.
You need to use Disk Cleanup to remove these files. You need to tell Disk Cleanup to remove "Previous Windows Installation(s)". You can follow this link, it's valid for Vista and 7:

How to use the Disk Cleanup feature to delete the Windows.old folder after you install Windows Vista
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