Windows 8 Upgrade experience: #2 Old files

When you do an upgrade or a new install on a system that already has Windows installed you get a Windows.old folder left behind with a whole bunch of stuff you no longer need.

The permissions aren’t reset so you have a painful experience getting rid of it and as its quite a few GB you really do want it gone.

While not insurmountable the problem should never have arisen in the first place

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3 Responses to Windows 8 Upgrade experience: #2 Old files

  1. megamorf says:

    It doesn’t even work with the following?:

    takeown /f C:\windows.old\*
    icacls C:\windows.old\* /grant administratoren:f
    del C:\windows.old\*

  2. megamorf says:

    woops, the administratos group was German in my previous post, here’s the correct list of commands:

    It doesn’t even work with the following?:

    takeown /f C:\windows.old\*
    icacls C:\windows.old\* /grant administrators:f
    del C:\windows.old\*

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