Chiefcrowe Diamond Member Sep 15, 2008 5,053 196 116 Dec 21, 2011 #1 Release notes here: https://www.mozilla.org/en-US/thunderbird/9.0/releasenotes
Chiefcrowe Diamond Member Sep 15, 2008 5,053 196 116 Dec 21, 2011 #3 They usually update each program to the same version at the same time now.