simple question: [..] snapd?
simple answer: No
Did something you have read somewhat cause you to wonder / expect otherwise?
able to update via apt dist-upgrade to the new antiX?
Because of the change in the base, from Debian 10 (Buster) to Debian 11 (Bullseye), we should not expect to be able to “just upgrade”.
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When requesting help, pasting the output from inxi -Fzr command will provide important relevant details:
antiX version//edition ~~ stable vs testing repos ~~ live vs installed vs virtualbox ~~ hardware specs