2. Q: How to display external GPS information on the gimbal camera image and photo attributes / exif?

Solution 1: Set by Viewlink: Connect the gimbal to Viewlink by serial port or TCP, on Viewlink: ”Settings” -> “OSD Configuration” -> Turn onn”GPS” and “GPS Input” -> “Save”

Solution 2: Set serial commands via serial port assistant: ”AA 55 05 00 FF” (Dispaly GPS on OSD), “AA 55 07 B7 FF” (OSD save)