: A common fix reported by Cisco Community members is ensuring the ISE compliance module is updated to the latest version (e.g., version 4.3.2009.614 or higher).

Legacy AnyConnect gateways (ASA 9.7 or older) rely on an ActiveX control that modern browsers don't support. Edge has a built-in IE Mode.

"Failed to launch downloader. Cisco AnyConnect 410"