HP Envy 15-q100 Notebook PC Screen Issue

[lkj312951210]

Here is a picture of the screen display:

Is anyone know what is problem? And how should I fix it? 

(BTW, when I connect the exterior monitor, it displays normally)

Thank you

[Echo_Lake · Accepted solution]

@lkj312951210

Thank you for posting on the HP Support Community.

I see that your experiencing display issue with the HP notebook. I appreciate your efforts to try and resolve the issue.

As you've performed relevant troubleshooting steps and display works fine on an external monitor, this sounds like hardware related issue. 

I would request you to contact our Phone Support and our Support Engineers should be able to sort this out.

• HP Support can be reached by clicking on the following link:
• Click on this link – www.hp.com/contacthp/
• Select the product type.
• Enter the serial number of your device or select let HP detect your product option.
• Select the country from the drop-down.
• You should see the HP phone support number or Chat option listed

Please feel free to contact us here anytime you need any further assistance.