Trigger tag inheritance not working

We find out that trigger tag inheritance not working. Tested versions: 4.0.14, 5.0.14, 5.4.4

 

We create trigger tag on template. Then we see it on host level trigger, however we can‘t see that trigger is inherited from template.

Documentation 5.0:

 

However in our environment:

Template level trigger tag:

 

Host level trigger tag:

 

If we add additional host level trigger tag, and the modifying template level trigger tag, host level trigger tag disappears:

 

As per above example, now I‘m adding host level trigger tag:

As expected template level we have one trigger tag:

 

Now I will add template level second trigger tag:

 

Now host level trigger tag disappears, and only two template level trigger tags is present:

Inherited and trigger tags view shows the same: