Thanks Tepid. Yes there are lots of errors and warnings in the event viewer. I have found this critical error and i think it's about the last restart : The system has rebooted without cleanly shutting down first. This error could be caused if the system stopped responding, crashed, or lost...
Hello , Every thing was OK after installing Windows. But after about 2 weeks it has began to restart it self. I noticed that it does that when i leave the pc without using it for hours (idle) . However, some times i leave it idle for hours and hours and it doesn't restart ! There is no blue...