After accessing the Teacher’s Lounge, click on the Lounge Link as shown below:

Then click on the Profile link as shown below:

Then click Edit Profile as shown below:

Then click the Profile Photo link:

Then click upload tab and select the photo you wish to upload as shown below:

You can also take a “live” photo to use as a profile photo as shown below:

This will access your camera and all you need to do is follow the onscreen instructions to take and save your photo.
After accessing the Teacher’s Lounge, click on the Lounge Link as shown below: