Changing the default avatar - Remplacer l'avatar par défaut

Despite it is requested in forum rules, many members do not replace the defaut 'ghost' avatar by a real picture of themselves. It is possible that this is because they don't know how to do it. So I made a video explaining how to proceed:
drive.google.com/file/d/1p3hx8E3W-E-CN66vZYr_rrpfUaMgqKrL/view?usp=sharing

Christian