such as the screen does not respond properly, display problems, distortion pixels, cracked LCD screens, touch problems, wrong color issues and old & dead LCD We would recommend you watching the repair video online prior to purchase so that you have a brief understanding of how hard this process is going to be and what specifically need to be paid more attention. You can search Screen Replacement" on YouTube for a tutorial videos of how to do the replacement Please keep your phone power off and disconnect the battery cable when assembling Check the screen replacement to make sure the flexible cable in good condition and no debris/visible dust on the connectorDo not press LCD hard, it is easy to damage The screen belongs to sensitive and fragile objects, please do not use excessive force and be careful when installing, in case the product is broken. If you are not good at installation, it is recommended to ask professionals to install it › See more product details