To update the firmware on DJI RS 4 Pro follow the steps below:

1. Press and hold the power button to power on DJI RS 4 Pro.2. Launch the DJI Ronin app, tap Connect to Gimbal, and select your DJI RS 4 Pro on the device list.3. When new firmware is available, there will be a prompt on the top of the DJI Ronin app main interface that says ""Update Now.""* Simply tap it. There will be a prompt to indicate a successful update. Tap Exit to complete the update.4. If the update fails, restart the device and try again.

* Do not power off the device or exit the app until the firmware update is complete.