Task: Edit the concert and education seminar event, add video conferencing, and change the color of the event to graphite in the Gmail app.
Steps:
Click on the edit icon at the top right side of the screen.
Click on Add video conferencing in the middle of the screen.
Scroll up
Click on the default color and edit it.
Click on the default color and edit it.
Click on the Save option at the top right corner of the screen.