Bootloader Unlock In Samsung Galaxy A12 Official

You will no longer receive official over-the-air (OTA) software updates and must update manually in the future. Prerequisites

button (usually for about 5 seconds) to enter the "Device Unlock Mode". Bootloader Unlock in SAMSUNG Galaxy A12

Since unlocking the bootloader wipes the device, you must back up everything. Use Samsung Smart Switch, Google Photos for pictures, and any cloud service for documents. Ensure you have a copy of your most important files on a PC or external drive. You will no longer receive official over-the-air (OTA)