Distant working and communicating has become more important than ever in these time.
Here are suggestions of solutions that are woth while to check out.
Elia gives a fairly complete overview of possibilities with a short description:
https://www.elia-artschools.org/news/suggested-online-tools-for-working-remotely
FaceBook Group: Teaching Jazz in the Time of Covid:
https://www.facebook.com/groups/2709730835917648
Playing together online with no (recognaziable) latency: