If you have XP Professional Embedded with an MUI package – e.g. German installed and applied and you try to change the Product Key via the Telephone activation window (msoobe /a) the window will just hang after you click “Change Product Key”.


Contact us and we will send you a tool which fixes the issue automatically.

The program can be run in manual mode which displays all the MUI packages which needs a patch.

It can be also runned in unattended mode so the patch will be applies automatically to all MUI packages without any prompt.