Method 1 (recommended): Update the firmware through App.
It Requires Android App V1.9.3+/iOS APP 1.4.4+
Method 2: the classic method (manually copy the firmware file onto the SD card).
1. After downloading the firmware, unzip the downloaded file, find the Split2S.BRN file and copy it to the root directory of the microSD card. The firmware name should be confirmed as Split2S.BRN.
2. Disconnect the camera from the computer, powering it via the mobile charger. And then turn on the camera with the micro SD card inserted. The camera will automatically update the firmware.
3. The Orange light blinks slowly while the firmware is upgrading.
4. After about 1 minute, the camera will automatically shut down, the upgrade has completed and the firmware file (Split2S.BRN) in the SD card will be automatically deleted.