Hello im new in the group. Im creating a personalized hotspot using the mikrotik API. It supposed to be working but i'm now need to test and create a Hotspot server profile with my personalized url. Is it possible? Should i update the hotspot files?

https://wiki.mikrotik.com/wiki/HotSpot_ ... login_page

Yes, you should update the login.html file, this is how it should look likes.