How to Troubleshoot Random PC Restart?

Rebooting

            When a working computer system restarts, it is known as a reboot.

Rebooting is necessary  to:

    - Recover from an error

    - Re-initialize drivers or hardware devices

    - To implement software update/patch or enable just installed third party software

Troubleshooting Random PC Restart

Power Issue

            - Reconnect the Power cable

            - If the problem still persists, replace the power supply unit

            - Examine your motherboard for any broken power connector and replace if any

            - Spot the instable peripheral power source and integrate your system with a UPS or any other instant power backup source

Overheating Issue

            - Replace the case fan or install an additional fan for your PC

            - Replace the SMPS with a new one

            - Use thermal paste on Processor

Memory Issue

            - Change RAM slot

            - Clean the RAM and  RAM slot of the motherboard

            - Test RAM

Hardware Devices Issue

            - Unplug the hardware devices and cards from the Motherboard

            - Plug these devices back in, by placing them on different slots