How to fix several shutdown problems in Laptop: 1. Reason: · First reason might be that you have changed the settings of your Laptop. Such as Power and Sleep. · Another reason is due to hibernation of PC in Summers. In winters your PC does not hibernate. · Hibernation mean overheating. This is due to using heavy software, and using multiple software at same time. · The main reason is that the cooling system of your pc is not working properly due to deposition of dust layer on cooling system. 2. Solution: · To solve first problem, go to settings. Then select “ system settings” . Then click “ Power and sleep” . If there is set a time for sleep then disa...