Blue lines on MacBook screen

You have 90 days of free telephone support with the purchase of a new Mac. (800)MYAPPLE. I suggest you use it to open a ticket.

Triciaferguson wrote:

I have lots of tiny blue lines across my screen Computer is one month old

You do not say what exact Mac /model /year /size /retina /touchbar is this ?

See if you qualify: https://www.apple.com/support/13-inch-macbook-pro-display-backlight-service