Boot back into custom recovery, select Format Data , type yes , and reboot. Issue 2: No Cellular Signal After Flashing

If your Docomo device runs a MediaTek processor, the MTK Client tool can exploit the Boot ROM (BROM) mode to force-unlock the bootloader, bypassing Android system checks completely.

After a successful exploit run, you can:

Before flashing anything custom, . The TA (Trim Area) partition contains your device's unique DRM keys for camera processing (low‑light enhancement, noise reduction) and other proprietary features like BIONZ for Xperia.

Japanese media apps use strict Digital Rights Management (DRM) keys that break if the system integrity is altered. Device-Specific Variances

Install Android SDK Platform-Tools on your computer. Connect to PC: Connect your phone via USB.

If your device shows "Yes" for unlock allowance, follow these steps to unlock it using a PC:

Use the phone's physical hardware keys to manually power off and boot straight into your new recovery custom layout.

For Snapdragon 845 (Tama platform) devices, download the p118 blob file. For older Snapdragon 835 devices, you may need the o82 version. Extract all files into a single folder alongside your Platform Tools binaries.

With an unlocked bootloader and custom recovery installed, your phone is finally free from Docomo's software locks. Step 1: Download the Files