Many users have reported this issue with reference to ever-loaded Apple’s discussion forum for the vertical lines and distorted screen. Hope this updates fixed it.
Apparently, technically speaking when I heard about the issue I believe there’s something wrong about the graphic hardware and not on the software side. What I mean is the common problem for graphics card. Where it can’t handles too much heat and producing the said issues.
Apple’s support document provides instructions on how to install the update and determine whether it successfully installs. The download weighs in at 770 KB. Hit up the read links below for the documents and instructions.
If someone has installed it and did feel the its solve the issue, feel free to share it here.