i think your virusscanner
run sfc /scannow
https://support.microsoft.com/kb/929833
Hard Reset
http://h10025.www1.hp.com/ewfrf/wc/document?cc=ch&lc=de&dlc=de&docname=c01684768
i think your virusscanner
run sfc /scannow
https://support.microsoft.com/kb/929833
Hard Reset
http://h10025.www1.hp.com/ewfrf/wc/document?cc=ch&lc=de&dlc=de&docname=c01684768