> For the complete documentation index, see [llms.txt](https://docs.inspiredflight.com/inspired-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.inspiredflight.com/inspired-documentation/products/ground-control-stations/herelink/herelink-updating.md). # Herelink Updating ### Updating the HereLink Settings App

Step	Action
1	In the Herelink Settings app, navigate to the “AirUnit” tab on the top right, wait for the fields to populate, about 5 to 10 seconds.
2	At the bottom it will say “update this app”, press this button.
3	Once completed, restart the app by pressing the square button in the lower left of the screen and swipe the HereLink settings window to the right.

### Updating the Herelink Setting's OTA App

Step	Action
1	Open the Herelink Settings App, go to “AirUnit” tab (top right), wait for fields to populate, roughly 5 to 10 seconds.
2	At the bottom right click, “Update OTA App”.
3	Once completed, restart the app by pressing the square button in the lower left of the screen and swipe the HereLink Settings App window to the right to close it out.

### AirUnit Firmware Verification and Updating

Step	Action
1	Open the Herelink Settings App.
2	Go to “AirUnit” tab (top right), wait for fields to populate, about 5 to 10 seconds.
3	If the “Online” and “Local” firmware numbers match, then it is already on the latest version. But look at numbers carefully, different versions share many digits.
4	If they’re not current; first tap “Download Air Firmware”, then “Transfer to Airunit”, and lastly, “Update Air Unit”. Each step will take a couple minutes to complete.
5	Once the progress bar reads “Done” tap anywhere to close the window.
6	Power off the drone.

### Update the Hand Controller (Herelink)

Step	Action
1	Connect Herelink Ground Unit to WiFi, verify the Android system is up to date.
2	Navigate to Settings > About Phone (at bottom of settings) > System Update.
3	If there is an updat available click Update and the download should begin.
4	Connect the Herelink to the charger so it has sufficient power during the Update.

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