pc turns off suddenly

[ACE328]

my pc turns off whenever i try to install something in that ssd or try to copy paste it shuts off my pc suddenly and doesnt turn on when i press power button i have to remove power cable from the power supply turn the power suppy switch off even i had to remove my displayport cable connected to my gpu 1050ti ,cpu 3700x,motherboard Gigabyte B550 d3s2h,ram corsair vengence 3200mhz 16 gb 1 stick,psu thermaltake 550 non moduler please help .i couldnt find the main reson of this even when i removed the corsair mp510ssd my pc still crashed and caused me same as before ulplug everything then plug then boot.sometimes it runs well but crashes suddenly sometimes it crashes before i can enter bios.ftpm is on 2.0,secureboot is on xmp is on nothing else also i have only 3 fan including the stock prism fan from amd.motherboard is new i bought yesterday.please help i tried cpu z stress test it ran well i tried cystaldisk mark bench test it also passed i can't find the reason now .i tried both gen 3 and 4 pcie slot for the gpu.my windows is installed in a micron small nmve ssd

[Tridefender]

It's not the SSD problem since it crashes even after you removed it.

I would suggest static because it refuses to turn on after crash looks like some kind of protection feature

 

Check if your PC is properly grounded.

[ACE328]

2 minutes ago, Tridefender said:

It's not the SSD problem since it crashes even after you removed it.

I would suggest static because it refuses to turn on after crash looks like some kind of protection feature

 

Check if your PC is properly grounded.

my usb hub lights up even my pc is not on but powersupply switch is on and i also tried with a tester i cant see anything in that

[Tridefender]

Just now, ACE328 said:

my usb hub lights up even my pc is not on but powersupply switch is on and i also tried with a tester i cant see anything in that

Did your motherboard accidentally shorts with the metallic case?

[ACE328]

Just now, Tridefender said:

Did your motherboard accidentally shorts with the metallic case?

how to check that cause it shouldnt short the case cause if it did i could get electric shock or see my tester lighting right?plus now atm pc is working.