This is something new users should be aware of.
It’s the other way around. The username cannot be changed; the screen name can.
Your username is by default your screen name
Why would anyone think otherwise?
New users need to be aware that their username should not contain personal information.
You’re not really Yiddish?!?
Can dinosaurs be Yiddish?
yeah, but you can change your screen name.
You CAN change it, yes. But the OP said “Your username is by DEFAULT your screen name”. That means it is your screen name until and unless you change it.
That should be clear. We can now close this thread, with thanks to all contributors. – unless of course someone wants to start bashing Chabad, as has very sadly become traditional around here.
I think username prompts are generally assumed to be for screen names.