Customer: My laptop turns off after one or two minutes after i press turn on button. We diagnosed laptop, and found that after few seconds, vent of the laptop gets to 75°C
Fix: Laptop Turns Off When Unplugged
Laptop Not Turning OFF After Shutdown Fix - YouTube
ASUS Laptop Turns off When Unplugged – Here Are 5 Solutions - MiniTool Partition Wizard
Why a laptop turns on and immediately turns off: what has to be done and how to find the reason for this malfunction