Showing results for 
Search instead for 
Did you mean: 
New member
1 0 0 0
Message 1 of 2
Flag Post

Green dots and lines on my HP 27q display.

HP Recommended
Microsoft Windows 10 (64-bit)

My HP 27q display has an issue where it will randomly display green dots and lines. These dots and lines go away after a few minutes but will soon reappear a couple of hours later.

Level 16
Level 16
4,944 4,878 538 2,145
Message 2 of 2
Flag Post
HP Recommended


please confirm model

Product Specifications


There are not many options
This can either be at the pc level or a hardware problem with the screen.
Try another connection if possible, it says here:
1 DisplayPort 1.2
If you can you have to test the screen with another pc another Cable, if the same problem, it is most likely the screen
check the pc graphics drivers update

Display Quality Issues


Please remember to mark the answers this can help other users:
please click on the accept as solution button if message provided an answer to the problem

0 Kudos
Warning Be alert for scammers posting fake support phone numbers and/or email addresses on the community. If you think you have received a fake HP Support message, please report it to us by clicking on "Flag Post".
† The opinions expressed above are the personal opinions of the authors, not of HP. By using this site, you accept the Terms of Use and Rules of Participation