: Different lenses (Ultrawide, Telephoto) may require different IDs (e.g., ID 52 or 54) to be "whitelisted" in the app's code to work properly. Troubleshooting
For users without a PC:
At its core, a session ID in GCam is a unique alphanumeric string generated by the Android operating system to identify a specific instance of a camera connection. When you open the camera app, a "session" is established between the application and the hardware abstraction layer (HAL). gcam session id