Do you have issue with your HP computer because it won’t wake from sleep? You should try to restart your computer and after that check if the problem get fixed. If problem persist then you can call on HP customer care phone number 1-800-234-6190 and ask the technical experts for fiddle. The trained experts of customer care will provide you complete solution related to HP computer. You can call them anytime because the customer care executives are 24x7 avail on this number.