1. Please make sure the gimbal main control module and assistant software have connected successfully, and observe whether or not the version number can be correctly shown.

2. Connect the DATA/FC port in main control module to the PC through a USB cable.

3. Click the button for upgrade. Wait until all the procedures have been done.

If there is something wrong during the upgrade, please check the wiring and power supply. You can repeat upgrading for several times until your device is broken.

Moreover, you could screenshot the upgrade procedures and send your concerns or problems through the feedback icon on the top right corner of the assistant software.