Installion has risk, so please ONLY connect the flex to test the power, display functions before install. This is recommended to professional repair.If you do not know how to replace, please ask a technician to help you. Carefully (including address, door number, telephone number). Return is accepted within 30 days after receiving of the item. When returning the item, please pack the item safely like how we do in the original package. As the screens are very fragile. Please do not use other packages. If there are problems with the item please give us an opportunity to explain or resolve before you leave a bad feedback or open case. This item is in the category "Computers/Tablets & Networking\Computer Components & Parts\Laptop Replacement Parts\Laptop Screens & LCD Panels". The seller is "laptop-screen-store" and is located in this country: US. This item can be shipped to United States.