Goal: Set the 1 hour before notification to the event Anniversary
Step instructions:
Open Calendar App
Go to the event Anniversary
Click on the Edit button
Remove the 30 minutes before notification
Click on the Add notification option
Choose 1 hour before notification option
Click on the save button at the top right corner 
Actions:
action_type: open_app
app_name: Calendar
action_type: click
action_type: click
action_type: click
action_type: click
action_type: click
action_type: click