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DESAL-8 Firmware Update Instruction
Press and hold the F & S buttons at the same time
While holding the F & S buttons, turn on the light fixture
Light fixture is on "Stand By Mode" - Wait Program
Now open up the DESAL SIK app, and click Bluetooth connect button
Then, choose the related light fixture that will need to have firmware update
Once connected to the light fixture, click the top right button, then click "Firmware Update"
Click "OK" to confirm you want to update the firmware, then update will be started.