How do I upload an account profile photo?

To upload your account profile photo/logo, click on your profile picture, select the Settings option and go to the Profile page:

Click on the pen icon and select Upload an image from the drop-down list:

Crop your photo and do not forget to click on the "Save" button to save changes.

Go to the More screen and tap on the "Settings" option under your name. Tap on the pen icon and choose if you would like to select a picture from the library or take a new photo (you will need to approve permission to access your device's camera). Select or take a picture, make edits if needed and confirm your choice.