NoScript works perfect also on firefox 79.0
If it doesn't remember settings the reason could be CCleaner > Custom Clean > Applications > Firefox > “Internet Cache” option deletes all *.sqlite-shm, *.sqlite-wal,
see
https://blog.mozilla.org/addons/2020/07/09/changes-to-storage-sync-in-firefox-79/#comment-226931
That’s a bug in CCleaner, not in NoScript and not in Firefox.