My computer screen has a problem
lines appear on the screen. I can't use them
MacBook Pro 13″, macOS 11.6
Question marked as
tuong0890 wrote:
lines appear on the screen. I can't use them
https://discussions.apple.com/content/attachment/ae2c480a-3834-428a-8626-2fcc7546b8c3
You can test the GPU by plugging into an external monitor, if no issue it points to a failing Display assembly.
Make an appointment for a "hardware issue"—
https://www.apple.com/retail/geniusbar/
Outside the USA
https://locate.apple.com/country
Learn how to get your Mac fixed and how much it will cost. https://support.apple.com/mac/repair/service
Get your Mac ready for service - Apple Support https://support.apple.com/en-us/HT209095