Windows 10: Computer randomly restarting or powering on

Hi,I am having a problem where my pc is both randomly shutting down and sometimes randomly powering on.My PC specs are - Processor CPUAMD Ryzen 7 2700 Eight Core CPU 3.2GHz-4.1GHz/20MB CACHE/AM4MotherboardASUS® TUF X470-PLUS GAMING DDR4, 6Gb/s, CrossFireX - RGB Ready!Memory RAM16GB Corsair VENGEANCE DDR4 2933MHz ~ 2 x 8GBGraphics Card8GB AMD RADEON™ RX 580 - HDMI, DP - DX® 121st M.2 SSD Drive250GB SAMSUNG 970 EVO PLUS M.2, PCIe NVMe up to 3500MB/R, 2300MB/W1st Storage Drive240GB ADATA SU630 2.5" SSD, SATA 6 Gb 520MB/R, 450MB/WI have tried the following to stop it -Chang

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random restarts

Hi Lili,

Hardware failure or system instability can cause the computer to
randomly restarts. As our initial troubleshooting step, we suggest you to run the Power troubleshooter on your computer and check if it fixes the issue. Here are the steps:

• Press Windows key.
• Type Troubleshoot.
• Under Find and fix other problems look for
  Power.
• Then Run the troubleshooter.

Update us with the outcome and if you need further assistance.

 

Computer restarting randomly

Hi,

We want to know more about the issue you're having with your PC starting randomly. Please answer the questions below:

• When your PC restarts, are you having any error messages?
• You said you got the computer fixed, do you remember what changes were made to the PC? Is this before changing the power supply or after?

Your response to our queries will be appreciated.

 

Computer restarting randomly

Hey Robert,

I still do need help if that's possible, Thanks.