How to use "Execute Manual Step"

how do I pause for human manual task?

I read about “Execute Manual Step” but I can’t get it working

insert sales data for the week and export as PDF | FAIL |
No keyword with name ‘Execute Manual Step’ found.

*** Keywords ***
Wait For Human
BuiltIn.Execute Manual Step myprompt.

Library RPA.Dialogs

ah I got it. you include
Library Dialogs

now working