A. Unlock bootloader
Download, extract and install Fastboot driver to PC: Download here
1. Go to setting >> Devices info ( about phone, my devices) >> Version > Build Number (Click 7 - 8 times )
2. Back to setting > Addtional setting > Developer Options > Turn On OEM Unlocking >> Turn On USB Debugging
3. Install Minimal-adb-and-fastboot toPC/Laptop (Windows) : Download Here
4. Conect Phone to PC. Select "File transfer/Android auto"
5. Open "Minimal-adb-and-fastboot" enter "adb devices"
6. Check phone "Click Allow"
7. Enter "adb reboot bootloader"
8. Enter "fastboot flashing unlock"
9. Pres "Volume Down" select "unlock the bootloader"
10. Active phone skip all step
11. Disconect phone to PC
11. Follow step 4 - 7
Now FASTBOOT UNLOCKED
-------------------------------------------------------------------
B. Convert Global ROM
1. Download and Extract Global ROM:
ace2_11r_global_os_13.1.0.540_a40.zip: Download Here
2. Run "Flash_all.bat"
3. wait processing
4. done
Download, extract and install Fastboot driver to PC: Download here
1. Go to setting >> Devices info ( about phone, my devices) >> Version > Build Number (Click 7 - 8 times )
2. Back to setting > Addtional setting > Developer Options > Turn On OEM Unlocking >> Turn On USB Debugging
3. Install Minimal-adb-and-fastboot toPC/Laptop (Windows) : Download Here
4. Conect Phone to PC. Select "File transfer/Android auto"
5. Open "Minimal-adb-and-fastboot" enter "adb devices"
6. Check phone "Click Allow"
7. Enter "adb reboot bootloader"
8. Enter "fastboot flashing unlock"
9. Pres "Volume Down" select "unlock the bootloader"
10. Active phone skip all step
11. Disconect phone to PC
11. Follow step 4 - 7
Now FASTBOOT UNLOCKED
-------------------------------------------------------------------
B. Convert Global ROM
1. Download and Extract Global ROM:
ace2_11r_global_os_13.1.0.540_a40.zip: Download Here
2. Run "Flash_all.bat"
3. wait processing
4. done