Link — Jmgo P2 Firmware Update

If you're purchasing the device from a retailer, you might also check their website or contact their support for any available updates.

Sometimes a new version introduces bugs. If you desperately need to revert to an older stable version (e.g., downgrading from v3.1.22 to v3.0.20), JMGO does not officially support rollbacks. However, you can force flash an older version using the same USB method. This may void your warranty if something breaks. jmgo p2 firmware update link

If your device is stuck on an older version and OTA is not detecting the update, you may need the manual upgrade package. JMGO typically hosts these files on their official global support servers. If you're purchasing the device from a retailer,

Be very careful downloading firmware from third-party sites (like random blogs or YouTube video descriptions). Installing firmware intended for a different region (e.g., installing Chinese Mainland firmware on a Global unit) can brick your device or change the language permanently to Chinese. However, you can force flash an older version

Save the file as update_jmgo.zip in the root directory of your USB drive.

If your projector is connected to a stable Wi-Fi network, you can update directly through the system menu: Navigate to the JMGO Main Page System Upgrade Upgrade Online

If you are looking for a direct, official URL (e.g., download.jmgo.com/p2/firmware.bin ), it does not publicly exist in a reliable way.