If I plug in my phone it charges, cheap samsung.

It might be necessary to press the fn (function) key at the same time to activate the backlight key.

. Here is how you can do it: Right-click Start > Device manager.

I tap the power button and it lights up for about a half a second and goes out.

It's pretty random which ones, though I suspect it has something to do with what lights were on just before the shutdown (if I vigorously follow that they are all off while the PC is shutting down then they stay off).

1">See more. - Observe after the reboot and see if the same problem will persist. .

also when I hit the power button the light showing its plugged in also goes out for about 2 seconds and then comes back on.

Open the Hardware and Sound section. . .

If the backlight stays on/off for only a few seconds, the backlight timeout setting might. - Observe after the reboot and see if the same problem will persist.

But if it is NOT possible to run diagnostics, then there is NOTHING more you can do by yourself -- and there is NOTHING we can do.

Expand the Keyboard menu.

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the backlit keyboards lights on start up, then goes dark and stays dark. if this doesn't do it you can try replacing the ram but anything else this could be can't be replaced in a laptop.

For many Windows laptops, you might need to press a Function key (F1 to F12) to turn on your keyboard's backlighting.
also when I hit the power button the light showing its plugged in also goes out for about 2 seconds and then comes back on.
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Thankfully I paid nothing as they accepted it as warranty.

Try entering Safe Mode to repair.

Try entering Safe Mode to repair. . Thankfully I paid nothing as they accepted it as warranty.

The batteries are brand new. . Here’s the procedure: Disconnect the charger from the laptop. . Also, press the key with the backlight sign on it. if this doesn't work you can try replacing your storage device as they do not last forever and a system will not boot without one.

MSI: Use the dedicated backlit button on your keyboard or utilize the SteelSeries Engine or MSI Center software.

. Jan 5, 2021 · Press the power button and the caps lock flash for 1/2 second and then the power light goes off.

Try entering Safe Mode to repair.

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Increasing the keyboard.

May 19, 2022 · To do so, tap the Arrow icon on the Touch Bar to expand its Control Strip.