Boot your phone back into Fastboot mode ( adb reboot bootloader ). Flash the recovery image by running: fastboot flash recovery twrp-xxx.img Use code with caution.
With your custom recovery running, you are ready to replace Docomo's stock system with a clean, high-performance custom ROM. Preparing the Files
Turn off your device. Hold the specific hardware key combination (usually or Power + Volume Up ) until the TWRP splash screen appears. Step 3: Wipe the Stock Docomo OS
Reboot directly into your new custom recovery using the physical hardware keys (usually Volume Up + Power). 🚀 Step 5: Installing the Custom ROM docomo unlock bootloader install
Go back to the main menu, select , and choose Format Data (type 'yes' to confirm). This removes carrier encryption. 2. Transfer and Flash the Files
It is vital to distinguish between these two different types of locks:
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Boot your phone back into Fastboot mode (
Look at your phone screen. Use the volume keys to select and press the Power button to confirm. The device will wipe and reboot. Method B: The Samsung / Exploit Method
Once the bootloader is confirmed as "Unlocked," you can proceed to install: Custom Recovery (TWRP)
After a standard unlock, these keys are erased, permanently degrading these features. However, in some cases, the xperable exploit does not erase the DRM device key from the TA partition. Preparing the Files Turn off your device
Reboot directly into your new custom recovery using the hardware key combination or by typing: fastboot reboot recovery Use code with caution. 6. Step 4: Installing a Custom ROM
Always download tools from official app stores or reputable forums like XDA Developers to avoid malware.
If your specific model is confirmed to support bootloader unlocking (or you are using a third-party exploit tool), you must prepare your computer environment. Prepare Your Computer
Unlike regional or international models (which often allow bootloader unlocking via a simple toggle in the Developer Options), Docomo actively requests manufacturers to disable or strip out bootloader unlocking capabilities at the factory level. Key Challenges