Templater alt +r dont work on existing note

What I’m trying to do

Head of the note

date : <% tp.date.now ("YYYY-MM-DD_HH-MM HH-MM") %>
from : <% tp.system.suggester(["A", "B", "C"], ["[email protected]", "[email protected]", "[email protected]"]) %>

Things I have tried

Press Ctrl + R
the suggester pops up and i select A
then popup is closed and the note is unchanged.

I read Your topic is similar to… and dont found a solution