5 ਤਾਰਿਆਂ ਵਿੱਚ 4 ਮਿਲੇ

ਵੱਲੋਂ developernotes ਜਨ 6, 2010 ਤੇ · ਪਰਮਾਲਿੰਕ

You can modify the install.rdf file contained within the .xpi and change the em:maxVersion value from 2 to 3. Not everything appears to still work, but at least you get j/k navigation back within Thunderbird 3.