Translations:KAVAN R10 - User manual/81/en

From KAVAN RC Wiki

OTA function

Go to the [File manager], select the FW, press the enter button and select [Flash RX by int.OTA]. Power on the receiver, select the RX, go to the [ENTER], complete the flash process and the transmitter will display [Success]. Wait for 3 seconds, the receiver works properly at the moment.