Thunderbird 64-bit - version 68.2.2 is released
2019-11-07   link

Firefox 64-bit - version 70.0.1 is released
2019-10-31   link

Thunderbird 64-bit - version 68.2.1 is released
2019-10-31   link

Thunderbird 64-bit - version 68.2.0 is released
2019-10-23   link

Firefox 64-bit - version 70.0 is released
2019-10-21   link

Firefox 64-bit - version 69.0.3 is released
2019-10-10   link

Thunderbird 64-bit - version 68.1.2 is released
2019-10-10   link