Scout Engineers are working on allowing to change / Edit Profile Picture in a future release.
iPhone currently does not have a work around, once feature is released Telenav support will update article.
Android we do have a current work around, go to settings, application manager, select Scout and clear app data.
Please make sure you associate acct to your phone # prior to clearing app data or deleting app.
New users were prompted in beginning.
Older Scout app users may have never registered phone #, create a meet up to have app register phone#.
If any further assistance is required please submit a ticket.
If the solution was helpful please let us know.
Telenav Support Team