My envy x360 screen is black

[Qvenes]

 

 

[Rachel571]

Hi @Qvenes,

Welcome to HP Support Community.

Thank you for posting your query, I will be glad to help you.

I see the laptop is not powering on. 

Please follow the steps:

POWER DRAIN:

Please Shut down the computer.

Unplug the computer from the wall socket.

If the battery is non-removable, while the computer is ON, hold the power button down and wait for the computer to shut down and still hold the power button down

Please reconnect the charging cable and try to turn on the laptop.

CBR:

Press windows key and then followed by the key "B" and then  the power button for around 3-4 seconds, then release the power button and continue to hold windows+V for 3-4 seconds, you may not receive a response from the computer, Please let me know what happens.

CMOS:

Press windows key and then followed by the key "V" and then  the power button for around 3-4 seconds, then release the power button and continue to hold windows+V for 3-4 seconds, you may not receive a response from the computer, Please let me know what happens.

once done, Please try bios default:
BIOS default: 

1. Turn off the computer and wait five seconds.
2. Press the Power button to start the computer and repeatedly press the F10 key to enter the BIOS setup menu.
3. On the BIOS Setup screen, press F9 to select and load the BIOS Setup Default settings.
4. Press F10 to Save and Exit.
5. Use the arrow keys to select Yes, then press Enter when asked Exit Saving Changes?
6. Follow the prompts to restart your computer.

I hope this helps.

Take care and have a good day.

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Rachel571 

HP Support