Samsung galaxy A30s OLED Display A307

we strongly recommend servicing under expert technical supervision. Self-installation without required skills can be dangerous to the screen/device. Do not remove warranty sticker till the complete satisfaction, sticker removal means acceptance of the product. Warranty voided once sticker removed. When you are certain that everything is working fine then your technician can install it permanently. It's important to keep the item in original condition and don't remove the warranty sticker. We offer one week warranty only for manufacturing defects but not for any physical damage done by you or your technician during installation. Warranty is not valid if the lamination or warranty stickers were removed.