Almost anyone else on here might know how to stop the boot problem. I don't know if this would help:
How to Boot into Safe Mode in
•From the metro UI select Desktop.
•Press the Windows key plus R in your keyboard.
•In the Run box, enter “msconfig” (without quotes).
•Select the “Boot” tab.
•In the “Boot options” section, check “Safe boot.” Also, make sure the radio button “Minimal” is selected.
•Click “OK’
•Restart the computer boot into save mode.