1
The album info problem in the media player app is widely reported, it is not related to the activation problem, that is caused by a server side problem on Microsoft's side that they need to resolve.
2
Click your Start Button, type cmd then right click Command Prompt and choose 'Run as Administrator'
Run or paste this command and hit Enter (please note, there is a space before the / in this command).
slmgr.vbs /dlv
Please post a screenshot of the resulting dialog
If you are experiencing any problems uploading the screenshot, please use these steps.
To take the screenshot, press the Windows Key + Prt Scr keys on your keyboard, then in your next reply, press Ctrl + V to paste in the screenshot.