Usually requires a custom recovery (like TWRP) to be installed first. No Official Support:

If you are a Samsung Galaxy A8+ (2018) enthusiast or a technician, you’ve likely encountered the complexities of "Binary" or "Bit" versions. Specifically, when dealing with the model on U7 (Binary 7) , standard rooting or network repair methods often result in "NG" status or "Emergency Calls Only" errors.

For the , an "Auto Patch" file is generally a modified firmware component (tar file) that has been processed through tools like Magisk or specialized GSM tools to fix "NG" (Not Genuine) status or bypass KG/RMM locks. Step-by-Step Creation Process

Connect the rooted device to a service tool such as or Chimera Tool .

Samsung has aggressively patched vulnerabilities with each bootloader update. The U7 bootloader (typically found on Android 10 with security patches from late 2020 to mid-2021) introduces several roadblocks: