If you wish to visualize data so that the information is represented as vertical bars, create a: Line chart
Sales Total pie graph
Clustered Column Chart

assuming you are in the home page.

1) go to the upper right hand corner

2) click on your "profile picture"

3) go down to "edit profile"

4) it should be titled as "edit your profile", click on "profile picture"

5) choose a file

6) press "change"

you're profile picture is updated

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the omega button is one of them.