I only want to receive an email in case of "disaster"

[dedeoglumrt]

Version : Zabbix 6.4

Hello guys,

I only want to receive an email in case of "disaster" is it possible.
What settings should I make in the easiest way for this?

Regards.

[dedeoglumrt]

when i set a action trigger "Trigger severity equals Disaster" It keeps sending everything. I disabled the default one.

[dedeoglumrt]

Our settings please check.
Thank you.