power on tricks

collected some tips here

1. What To Do If Your Computer Won’t Turn On After A Power Surge

What To Do If Your Computer Won’t Turn On After A Power Surge

2. Fix: Computer Won’t Turn On After Power Outage [8 Ways]
1. Unplug the big black power cable from the back of the computer. If it’s a laptop, remove the battery as well
2. Hold the ‘on’/power button your computer
3. Wait 5 seconds
4. Press the power button to ‘turn off’ your computer
5. Plug in the big black power cable from the back of the computer again
6. Turn on your computer