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Information that is documented in the Windows AIK and the Windows OPK These components may include critical updates, security updates, hotfixes, and service packs. If you use the FolderLocations unattend setting to move user data to a location other than the %systemdrive% drive, some servicing components may not be installed.
There are performance improvements when you relocate the Users directory and the ProgramData directory to a drive other than the operating system drive.įor information about how to use the answer file setting, see Answer Files Overview. The %systemdrive% does not have enough disk space.įor Windows Server, the most common reason is as follows:. In this case, the drive that contains the Windows directory can be formatted, and Windows can be reinstalled without having to worry about how to remove user data. It is easier to rebuild the operating system drive on a user's computer if user data is located on a separate volume. It is easier to back up data from a single drive and from a drive that contains only user files. There are various reasons why you may want to relocate the Users directory or the ProgramData directory to other drives.įor Windows, the most common reasons are as follows: %systemdrive% is defined as the drive that contains the Windows directory. For example, if you are using Windows 8.1 with ProfilesDirectory set to D:\, you can still upgrade to Windows 10.Īpplies to: Windows 10 - all editions, Windows Server 2019, Windows Server 2016, Windows 8.1, Windows Server 2012 R2, Windows 7 Original KB number: 949977 More information We recommend that you do not change the location of the user profile directories or program data folders.īeginning with Windows 10, upgrades are supported even if user profiles are redirected to another drive. Any updates, fixes, or service packs cannot be applied to the installation.
Upgrade to Windows versions that is before Windows 10 is blocked if Users and ProgramData directories are changedīefore Windows 10, using the ProgramData unattend setting to redirect folders to a drive other than the system volume will block your ability to upgrade to a later version of Windows that is earlier than Windows 10.īy changing the default location of the User directories or ProgramData folders to a volume other than the system volume, you cannot service your Windows installation.