To download the official stock ROM for your Sony Xperia XZ SO-01J, follow these steps:
Install Sony Xperia USB Drivers on your PC. Official Sony Xperia XZ SO-01J -Docomo Japan- Stock Rom
For users seeking more advanced customisation, unlocking the bootloader opens the door to custom ROMs, but it carries real risks—especially the potential loss of camera quality and warranty. Always weigh the benefits against the drawbacks before proceeding. To download the official stock ROM for your
A Command Prompt window will open. Type (for "no" when asked to dump data, unless you are an advanced user) and press Enter . Type 'n' again if asked for another confirmation. Official Sony Xperia XZ SO-01J -Docomo Japan- Stock Rom
Re-enables standard over-the-air software updates from NTT Docomo. Firmware Details and Prerequisites
Step-by-Step Guide to Flashing Sony Xperia XZ SO-01J Stock ROM