The Thinkware F770 firmware updates are available from Thinkware's site here
To install the firmware
- Unzip the downloaded firmware file
- Format your Micro SD card in your computer
- Copy the unzipped firmware folder onto the root of the SD card
- Insert the SD card into your camera and power on
- Wait for the camera to announce "Upgrade is now complete, continuous recording will now start." Do not power off your dash cam until it begins continuous recording as it may cause permanent damage to the dash cam.