To always see the numbers, there should be some kind of skill, like scouting or something, and then it would be good. (it should be taken in logistics)

But I don't really feel like taking scouting when the Knight has such a great perk: +4 to speed during castle sieges :)
PS Here, have a patch:) this small mod allows you to see the number of enemies in numbers, just copy this file to the \Heroes of Might and Magic 5\Maps\ folder. It also works for the original game, but you need to copy it to Heroes of Might and Magic 5\data\ and rename the file from .h5m to .pak
PS And I don't know how to make the information about the danger status, high or low, return (

Added after 40 seconds
The mission wasn't very good, it was very tedious.