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HP ENVY 16 inch Laptop PC 16-h1000 (754F5AV)
Microsoft Windows 11

The HDMI port doesn't work, I don't know what the problem is, since it's a new machine. I say it doesn't work, since I tested the cable with another laptop and it does transmit an image with that one. It all happened after the attached message.

Before it did give an image

 

 Imagen de WhatsApp 2024-10-07 a las 16.55.25_47746001.jpg

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I suspect the GPU is overheating.  

 

Cleaning without opening the PC

How to use air duster from WIKI how
https://www.wikihow.com/Clean-a-Laptop-with-Compressed-Air

General instructions for cleaning from HP tech.
https://www.hp.com/us-en/shop/tech-takes/how-to-clean-your-laptop#

This HP video shows how to clean air vents on your laptop.

 

To mitigate the heat problem you should use a laptop cooler.


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