1.Like you know the LCD screen is fragile and high value, it's necessary and important to take a video when you unpack the package, and it will be a valid evidence when you receive damaged LCD screens or shortages. 2. We tested the LCD before send out,so please test it before glue the LCD!!!because have few customer broken the LCD when installing. 3. We can not offer instructions for installation,It's not an easy job for someone who has no experience at all.If you are not good at replacing the LCD, strongly recommend looking for Professional repairman or repair store.we will not hold responsible for any damages to your device when cause during the replacement process. 4. Please clear all old glue on frame first before proceed to install the LCD and remove the battery connector before installing to avoid short-circuit.and if your housing has bent already, please change the housing first before replace the LCD.If not,the LCD might break easily after installed. 5. Please use glue/adhesive that is specific for handphone spare part.We won't proceed with any warranty if you use the wrong type.