Took me 30 sec to find (and 25 sec of it was used to start up the world editor and load up a map).
Untitled Trigger 001
Events
Conditions
Actions
Floating Text - Create floating text that reads test at (Center of (Playable map area)) with Z offset 0.00, using font size 10.00, color (100.00%, 100.00%, 100.00%), and 0.00% transparency
Floating Text - Change the lifespan of (Last created floating text) to 5.00 seconds
If you still cant find that, then there's two options:
1. You are blind.
2. You dont have wc3:tft