Ensure your new SIM card is active and supports the 4G LTE frequencies of the M3Y (usually Band 5 and Band 40). Some GSM carriers might have limited coverage on these specific bands in certain regions.
The device connects to Smartfren's network using CDMA technology, operating on frequencies including FDD-LTE 850 MHz and TDD-LTE 2300 MHz. By default, it's locked to Smartfren's network, meaning only Smartfren SIM cards will work in the device.
su setprop sys.usb.config diag,adb
What your PC runs (Windows 10, Windows 11, etc.)? What error message or symptom you are facing? The exact version of your M3Y hardware? Firmware Andromax M3y Unlock
Wait until the progress bar reaches 100% and displays a "Download Succeed" or "Finish" message. Step 5: Final Reset and Initialization Disconnect the USB cable from the device. Pull out the battery for 10 seconds, then reinsert it.
Confirm that the top of the application reads , confirming a successful connection. Under Select Build Type , click and choose Flat Build .
What or light pattern are you seeing if the device is currently stuck? Share public link Ensure your new SIM card is active and
C. Bootloader/UART exploit to flash unsigned firmware
After the process completes, disconnect the device from your computer. Insert a GSM SIM card from your preferred carrier and power on the device. If successful, you should see network signal indicators.
Use a high-quality cable to prevent disconnection during flashing. By default, it's locked to Smartfren's network, meaning
This activates diagnostic mode and allows IMEI writing tools to communicate with your device.
The device will automatically read the firmware from the SD card and flash it. Do not touch the device until it automatically reboots or the light indicators signal a successful installation. Method 2: PC Flashing via Qualcomm QPST / EDL Mode