WYSIWYG editor does not reset items in numbered lists

ERPNext
1

Hi,

how can I reset the numbering in numbered lists in the WYSIWYG editor?

Screenshot%202022-02-21%20at%2013-44-28%20HLC-PAT-2022-00003%20-%20HLC-PMR-2022-00007
Screenshot%202022-02-21%20at%2013-44-28%20HLC-PAT-2022-00003%20-%20HLC-PMR-2022-00007935×458 15.9 KB

ERPNext 13.20.1

Edit:
It is a Firefox issue. Numbered lists work as expected in Chromium.
https://github.com/quilljs/quill/issues/3309