<br><br><b>Product description: </b> This kit is only compatible for iPhone 7 Screen Replacement White (4.7'') model A1778/A1600/1779 Please make sure you identify your Phone correctly before purchase.Wrong model may damage your Phone. <br><br><b>Tips before install:</b> <br>1.please check carefull if the Flex cable are all in good condition <br>2.Please connect the flex cable to test the new display before installation <br>Power on the iphone,then press one of APPs and move around the display. <br><br><b>Precaution:</b> <br>1.Make sure your phone is powered off first before installation. <br>2.Because of the screws have long or short ,so please be carefully do not put the screw in the wrong place or it will damage the screen. <br>3.please transfer the home bottom from your original screen ,because only the orginal home bottom can make your touch ID work. <br>4.Make sure for iPhone IOS is upgraded to the lastest version. <br>5.Please check carefully if the screen have crack, scratches or something omission when sign for the parcel. <br><br><b>FAQ:</b> <br><br><br>1.After install ,the screen came out black or unresponsive,what should I do ? <br><br>Could you please check and do it as below? <br>a.Please check the LCD to make sure the flex cables are in good condition and there are no debris on the connector. <br>b.Disconnect and reconnect the flex cables from the motherboard side. <br>c.Then Reboot: Hold buttons (Home, Up volume, and Power button) until the phone switch down and then switch up again. <br>d.Make sure IOS has been upgraded to the latest version. <br>If do not work ,please feel free to contact us <br><br><br>2.Why the touch ID cannot work ? <br><br>please transfer the home bottom from your orginal screen,Because only the orginal screen can make your touch ID work . <br>and our screen is not include home bottom