We stand behind our products with a 30-day warranty. There is no warranty if:1. A function test will be performed before we deliver the screen to you. Make sure the screen is working well;2. The product has been installed;3. The SMT label is missing on the screen.4. Install it directly withoutdoing any testing. Tips:1. Please check and confirm your phone name and model number in the phone settings and on the back cover of the phone.2. Please test the screen before installation and save the test video.3. If the problem is caused by installation, there is no warranty.4. We also recommend our customers to visit a technician to repair their phone.5. There is no compensation for damage caused by gifts.