Laptop "Shutting Down" Randomly
4.5
The laptop just turns off instantly, like the power was cut, without any warning.
Symptoms
- Instant shutdown
- No error message
- Heat
Possible Causes
- Overheating
- Failing battery
- Motherboard short
Step-by-Step Fix
1
Check Temperatures
Use a tool like HWMonitor to see if the CPU is hitting 90-100°C.
2
Test Without Battery
If the laptop stays on while plugged in but dies with the battery, the battery is faulty.
3
Clean the Fans
Ensure the cooling system isn't blocked by dust.
When to See a Technician
Sudden shutdowns are almost always a safety feature triggered by extreme heat.
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