Install Python and mtkclient on Linux or Windows WSL. Step 2: Boot phone into BROM mode (usually hold Volume Down while connecting USB). Step 3: Run:
adb reboot bootloader fastboot flashing unlock Use volume keys to confirm. Then: docomo unlock bootloader install
fastboot getvar unlocked If unlocked: yes appears, you have succeeded. Install Python and mtkclient on Linux or Windows WSL
Introduction: Why Docomo Phones Are Different NTT Docomo is one of Japan’s largest mobile carriers, known for producing high-quality, feature-rich smartphones—often from brands like Samsung, Sharp, Fujitsu, Sony, and even certain Google Pixel models. However, for enthusiasts and power users, Docomo devices come with a notorious reputation: a locked bootloader . Then: fastboot getvar unlocked If unlocked: yes appears,
python mtk wl python mtk da seccfg unlock Reboot to fastboot and verify:
Unlike international unlocked models, most Docomo-branded phones arrive with a bootloader that is cryptographically sealed. This prevents users from installing custom recoveries (like TWRP), rooting the device, or flashing custom ROMs. But where there’s a will—and a bit of technical know-how—there’s a way.