Closed Beta vs. Open Beta Often there are two beta testing phases, open beta and closed beta. An open beta also known as a public beta is beta testing open to any user, who is known as a beta tester.
1 Always run USMT from an account with local administrator rights (Right-click Command Prompt and choose Run as Administrator) 2  Always make sure you have enough free space to store the migration data.  Try not to use expensive searches (i.e. don't search every drive for .exe files)
Provides details about the Office Software Protection Platform script (ospp.vbs) and the Software License Manage script (slmgr.vbs), and describes the Volume Activation Management Tool (VAMT) for volume license editions of Office 2013.