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

Firefox 64-bit - version 69.0.2 is released
2019-10-03   link

Thunderbird 64-bit - version 68.1.1 is released
2019-09-25   link

Firefox 64-bit - version 69.0.1 is released
2019-09-18   link