When a user clicks on a Campaign Manager-tracked ad, a session ID is generated. This ID persists throughout the user’s active browsing session or until a predefined timeout (e.g., 30 minutes of inactivity). The ID is passed along with subsequent requests, allowing Campaign Manager to:

In Google Camera (GCam) ports, a (often referred to as a Stream Configuration or EISV3 ) is a specific numerical value used to tell the Android Camera2 API how to handle image data for a particular camera sensor. Setting the correct Session ID is a common fix for app crashes, viewfinder freezes, or issues with Electronic Image Stabilization (EIS) on non-Pixel devices. Common GCam Session IDs