What happened? How did it happen? What are the steps to replicate the issue.
Search for a place, e.g. https://kagi.com/maps#15.219999999999999/16.7699/-3.0082
Click on the map to remove the cursor from the text box, push the minus key. Observe no effect.
Click the 'Kagi Maps' switch, push the minus key, map zooms out.
What did you expect to happen? Describe the desired functionality.
Minus key should zoom out in apple maps view.