- Open File Explorer and go to “C:\Program Files\Microsoft Data Protection Manager\DPM\Datasources”
- Open PSDataSourceConfig.XML in notepad.exe
- Find the section for <FilesToProtect> and immediately following this tag “[DriveLetter]:\WindowsImageBackup\”
- Change the drive letter as desired in the file.
- Save PSDataSourceConfig.XML
- Go to Microsoft DPM and initiate a consistency check for the system state backup during off hours.