On this portal, how can I re-configure my initially set username and upload a profile image?

Question

I see, that some users are showing their first name and a profile image wich makes their presentation sympathic ;-)

Answer 1

1. Click on the last button in the appbar (from right perspective first).
2. Klick on "Edit my Profile"
3. Change the "Username", blanks are allowed
4. configure your profile image
5. Save
6. Be happy :-)