Before Installation Notes 1. Tips 1: Test before installation When testing, do not remove any protective film or tags. Before attempting any repair, be sure to ground yourself is an ESD (electro static discharge) strap. This will prevent static electricity from damaging the electronic components within the phone. Ensure you wear eye protection and use caution not to cut your finger with the glass splinters. 2. Tips 2: Simulates testing Screen is very fragile product. We strongly suggest test before installation. Please simulates testing, which means mobile phone apart, (motherboard + LCD or screen) connected audio cable and , power on, test finished. If test OK, please install it. If it can not show, We will not be responsible once the screen is installed. 3. Tips 3: Do not over-bend cable make sure LCD cable Do not over-bend. Over 90 degrees bent will cause black display. About the product 1. LCD display + touch screen digitizer assembly for OPPO F11 Pro. 2. the old, broken, cracked, one. 3. Make your device look more refreshing than ever.