Rated 3 out of 5 stars

by Szabi on Jan. 25, 2022 ·

The solution for more than 1 calendar in Thundebird:
1. copy the "secret address in iCal format" link from google calendar settings
2. add a new calendar to your TB, and insert this link

This review is for a previous version of the add-on (91.0.4).  This user has a previous review of this add-on.