It might sound strange, but baking your graphics card in the oven for 9 minutes on 200 degrees Celsius can FIX the green lines bug! In this video, I will go through the process I did to fix this graphics card problem step by step. If you have the green lines problem, fear not, let's fix it together! You can also use this guide to learn how to disassemble your iMac to apply new thermal paste to your CPU, or prepare for your SSD Hard drive replacement. Link to guides mentioned in the video: https://www.ifixit.com/Guide/iMac+Intel+21.5-Inch+EMC+2428+GPU+Card+Replacement/5980 https://www.ifixit.com/Guide/iMac+Intel+27-Inch+EMC+2429+Display+Replacement/7551 ----------------------------------------------------------------------------------------------------------------------- To support the channel, give it a thumbs up, subscribe to my channel, or buy me a coffee. This will help me create more content in the future. If you are interested in more content, my Medium Profile has a variety of articles about anything from UX, programming, productivity, products, self-improvement, and life. - Medium Profile - https://martinaaberge.medium.com/ - Twitter Profile - https://twitter.com/Mikademius - Buy Me a Coffee - https://www.buymeacoffee.com/martinaaberge