<b>Attention Please</b><br> <br>Refer to the installation tutorial on Youtube (Related Video Shorts) <br> <br>Test the screen by inserting the flex to the main board before installation; be sure you feel a gentle snap. If not, try again.<br> <br>Confirm the phone is power off before installation.<br> <br>Do not press the left and upper corners of the screen, otherwise may cause lines on the screen.<br> <br>Each screw should be installed into original location, because they are not same length! Never tighten screw over limit! <br> <br>Treat flex cables gently, use tools instead of your finger during installation , otherwise the screen will damage! <br> <br><b>If you meet with these issues</b><br> <br>Cannot turn on, touch insensitive, flash, lines on screen, ghost click etc.<br> <br><b>Please try this: </b>Power off your phone, disconnect all the cables including the battery cable, clean the connector on the motherboard, reconnect the cables, leave the phone alone for a while in a dry environment, a hard reset of your phone power on. <br>