Rated 5 out of 5 stars

by Trim on Oct. 25, 2019 ·

Works with thunderbird 60.9.0 32 bits from 60.2.1 and upgraded version by version 60.3.3, 60.5, 60.7 et 60.9 by hand , no with automatic upgrade
Perhaps it's possible to go from 60.2.1 to 60.9.0 directly but i have not tried