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‎09-04-2021 10:01 AM - edited ‎09-09-2021 12:13 PM

HP Recommended
Product: Probook 440 G4
Operating System: Microsoft Windows 10 (64-bit)

My Laptop is HP Probook 440 G4. I have No new hardware installed. Windows 10 Pro, updated. Bios is updated.

HP diagnostic reports NO issues.

 

Symptoms:

Random blue screen with error: NMI Hardware Failure

If notebook is turned off with AC Adapter connected, then notebook does not turn on with normal clicks on power button and requires to press power button permanently some extra time, 10-15 seconds, indicators led on and then with normal click it is possible to turn on normally. If notebook is turned off working on battery, then no problem to turn on, with a normal click on power button.

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