: Unlocking the bootloader triggers a mandatory factory data reset , wiping all internal storage.
Samsung manufactures the Galaxy S9 with two different chipsets depending on the region:
You cannot use the phone normally while it runs the Combination Firmware. Now that the bootloader is unlocked, you must flash a customized, pre-rooted ROM or a modified stock firmware package. Put the phone back into . Open Patched Odin again. unlock bootloader samsung s9 snapdragon high quality
You are trying to flash a firmware file that has a lower binary security version than what is currently installed on your phone. Downgrades past certain binary levels are strictly blocked by hardware.
The SM-G9600 variant (Snapdragon 845) is slightly easier. It uses a leaked system. : Unlocking the bootloader triggers a mandatory factory
Standard Odin will reject custom authorization; you must use a patched version like Odin3 v3.13.1 3B Patched .
Once the modified bootloader is active, you will need to utilize a command-line script or specialized software tool to write the unlock key to the device's boot partition. Put the phone back into
Click the button in Odin and select the specific engineered bootloader file ( .tar or .tar.md5 ) matching your device's binary level.