Goal: Today i have some work after 9 pm. Snooze the reminder with the title of Relax at home for 20 minute
Step instructions:
Click on the reminder with the title of Relax at home 
Click on the Edit button
Click on the no tag icon
Click on the Critical star tag to Snooze the alarm for 20 minutes
Click on the check icon at the bottom right of the screen
Actions:
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click
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click