When the warning screen appears, press to enter Download Mode. Step 3: Connect Device to PC Connect your phone to the PC using the USB cable.
Unless you are unbricking a dead phone, backup all important text messages, photos, and accounts. gsmrom.net odin
Keeps user data intact during an upgrade, bypassing a full system wipe. Step-by-Step Guide: How to Flash Your Samsung Device When the warning screen appears, press to enter
When using Odin, you typically load specific firmware files into these slots: Repair Wiki BL (Bootloader) : For flashing the device's bootloader files. AP (System Partition) When the warning screen appears