Ableton Forum

There is also the free Learning Synths site and the "Making Music: 74 Creative Strategies for Electronic Music Producers" paid book, which is free for a while due to the pandemic.
https://learningsynths.ableton.com/
https://www.ableton.com/en/blog/ideas-offers-making-music-home/
For Live ...

I'm most impressed with Ableton Live's learning pages.
https://learningmusic.ableton.com/
They can take one from complete musical novice to a pratical understanding of notes, scales, modes, chords ansd inversions.
Along the way introducing Song Structure, key Styles and more.
A fine piece of work ...