We can disarm all alarm linkage actions as needed by just one click.
Select Main Menu>Alarm>Disarming.
Select On for Disarming to enable disarming.
Select alarm linkage operation and only check the buzzer.All alarm linkage actions will be disarmed if you select All.
To disarm camera channels , select the check box at Channel , and then click Setting to select channels. This function is only effective to camera channels that support one-click disarming
Click Ok save to settings.