SAMSUNG A055F (U7 / U8 / U9 / U10) – MDM File Flashing & Unlock Instructions
This guide is for users working with Samsung A055F devices on bootloader versions U7, U8, U9, and U10.
📌 What You Need:
✅ F64 BOX Tool – This is required to perform the operations. Make sure it’s properly installed and recognized on your PC.
✅ Correct Firmware Files – Use the exact files provided in this post. They are specific to each bootloader version.
✅ A PC with stable USB connection and latest Samsung USB drivers installed.
🛠️ Steps to Follow:
Connect your device in Download Mode to your PC using a USB cable.
Launch F64 BOX on your computer.
Load the provided MDM file that corresponds to your device’s bootloader version (U7, U8, U9, or U10).
Follow the instructions carefully to:
Turn OEM to OFF
Set KG (Knox Guard) to OFF
Once OEM and KG are OFF, proceed to flash the MDM file using the F64 BOX tool.
Wait until the process completes. The device will reboot automatically.
⚠️ Important Notes:
Make sure your battery is charged to at least 50%.
Using the wrong file or tool may result in device brick or bootloop.
These steps are intended for advanced users or technicians only.
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