08-03-2012 04:29 PM
Try a Hard Reset as follows.
Shut down the notebook, unplug the AC Adapter and then remove the battery. Hold down the Power button for 30 seconds. Re-insert the battery, plug in the AC Adapter and start the notebook.
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Microsoft MVP - Windows Insider
08-03-2012 06:29 PM
Please write your notebook product number (p/n), which system are you using and country of purchase.
How to Locate the Notebook product number (p/n)