When a pc freezes and reboots, it is difficult to discern what the hindrance is without some procedure of removing. There might be various causes for the computer rebooting itself - application and hardware. Your first idea will have to be did you install any new hardware/software on your laptop earlier than this behaviour began? If the reply is yes, dispose of the newly mounted device and see in case your laptop stops acting up. In case you haven’t established any new hardware/software then, you will have to seem into your drivers and running system updates. Keeping your procedure up-to-date with its drivers and repair packs is principal to a competently working pc. Hardware problems are extra possible when laptop reboots randomly without a sample on the subject of the concern or issues combo, you're walking at the time. A loud vigour give, free screw underneath the motherboard, dangerous CPU fan, and memory, growth boards, socketed chips, and cables that aren't totally seated are among the original causes. The motherboard would be cracked-these are regularly hard to seek out. When a discontinue error occurs, via default XP is ready to restart. This makes it difficult to troubleshoot the error. To change this habits, participate in the next operation: * right click on My pc and pick properties. * click advanced tab. * click Settings under Startup and restoration. * below process Failure uncheck routinely Restart. * click ok. This is not going to solve your quandary, however will as a substitute give you a BSOD (Blue reveal of demise). At which factor windows will provide you with a indistinct error, at which point we are able to trace your challenge. You could be aware the error identification and try to troubleshoot the predicament. If you happen to nonetheless get the approach rebooting and there is not any BSOD then it’s seemingly that your processor is overheating or your PSU is misguided. Other possible explanations incorporate new gadget drivers, viruses. You must determine your procedure for viruses, worms, and Trojans as step one of the software troubleshooting. To support determine whether or not it’s a software trouble (home windows, a driver, a pandemic, etc.) or a hardware drawback, that you may try rebooting and coming into Setup (CMOS) or booting to MS-DOS from a floppy or to a further working procedure when you've got a twin boot configuration. Wait a even as and see if the laptop nonetheless restarts impulsively. If it does, you quite often have a hardware or heat main issue. If now not, it’s mainly a predicament with the software in windows.