There is a browser API called Beacon whose purpose is to address this specific edge-case. Google Analytics supports it as an option. https://developer.mozilla.

There is a browser API called Beacon whose purpose is to address this specific edge-case. Google Analytics supports it as an option. https://developer.mozilla.org/en-US/docs/Web/API/Beacon_API https://developer.mozilla.org/en-US/docs/Web/API/Beacon_API