On 01/17/2019 09:38 PM, William Morder wrote:
> Did you remember to save your scheme?

No need; I normally just use 'TDE Default for 3 Modifier Keys'.

> P.S. Use multi-key mode. It's in the dialog.

Makes no difference; the ISO_Next_Group key binding is still there.

Today I confirmed that the problem exists in XFCE also, and when logged in
as root.  And XFCE has the keyboard shortcut set correctly, same as TDE.  So
apparently my suspicion is correct that it's an MX/Antix problem, not a TDE
problem.