Desktop computer(PC) turned off power within few seconds.

The most common cause of Desktop computer to auto power off after 3 second is due to memory problem RAM. it may cause of

• Faulty RAM
• RAM slot is not install properly
• Connection of the RAM is bad

To fixed it

1. Power off the computer and remove the power plug.
2. Ground your body avoid for  electric discharge to your mother board and destroy your chip.
3. Remove all the RAM from your desktop computer (PC) normally found on RAM slot. 
4. Plug in your power plug and turned on your computer. your motherboard will have a short beep.
5. that beep sound showed your motherboard working perfectly.
6. turn off your computer again and remove the power plug.
7. Install 1 of the RAM if you have multiple RAM
8. Clicking sound will be hear if the RAM is installed into the slot.
9. Turned on the computer by plug in the power plug.
10. if your computer can turned on and boots into OS(window, Linux or Mac) then try for the remaining RAM by independently or together following the step 1.
11. Signed of faulty RAM is your computer will turned off with in few seconds.

Thank for Reading