Before installation, test the screen replacement without removing any protective film or tags. Be aware of static electricity and use an ESD (electrostatic discharge) strap to ground yourself before beginning any repair to prevent damage to internal components. Wear eye protection and handle with care to avoid injury from glass splinters. Screen replacements are fragile. Testing before full installation is strongly recommended. For testing, partially disassemble the device and connect the motherboard, LCD or screen, and o cable with the new replacement. Power on the device to verify functionality. If the test is successful, proceed with installation. If the screen does not display, contact support immediately and do not force installation. No responsibility is assumed after the screen has been installed. Avoid over-bending the LCD cable. Bending beyond 90 degrees may result in a black display. Product details: 1. LCD display and touch screen digitizer assembly replacement 2. Replaces broken or non-functional screens 3. Restores device appearance 4. Full compatibility and proper fit 5. Each unit is inspected and in good condition prior to shipping 6. Professional installation is highly recommended. No responsibility is assumed after installation.