After adding and enabling a linkage rule or exception rule, you should make sure the Notification functionality of the Source device is enabled so that the events detected by the device can be uploaded to the Hik-ProConnect system and the Hik-Connect Mobile Client, which is the prerequisite to trigger the linkage actions and exception rules defined in the Source-device-related linkage rule(s) and exception rule(s) respectively.
After adding and enabling a linkage rule or exception rule, you should make sure the Notification functionality of the Source device is enabled so that the events detected by the device can be uploaded to the Hik-ProConnect system and the Hik-Connect Mobile Client, which is the prerequisite to trigger the linkage actions and exception rules defined in the Source-device-related linkage rule(s) and exception rule(s) respectively.