Asus are great makers of laptops, but have had some issues with broken hinges on some of their models, mostly related to weak metal castings of the hinges themselves that would break. As a result there are numerous styles of hinges and covers re-engineered to prevent it from happening on future models. On my son's F554LA-NH51, it wasn't hinges, the screen was accidentally broken and after ordering a replacement screen and installing it, the job went without a hitch--except for reinstalling the hinge cover, which I had broken most tabs off of on the initial disassembly. I watched the YT video (https://www.youtube.com/watch?v=i37_Hkt8...) on the exact same model, but the tech didn't demonstrate the part about the hinge cover too well... it isn't one that you pull-straight-out then snaps straight back on. I had to order a new hinge cover, it was about $5 w/shipping. When holding laptop closed and upright on your lap, with hinge side up and bottom of laptop facing your chest, you must pry (try prying with a...