# Thunderbird Configuration on Windows for Secure Mail [[Prev|thunderbird13]] | *step 14 of 17* | [[Next|thunderbird15]] ## Select recipient key (if trust has not been assigned) 1. Until you tell GPG that you trust someone's key Thunderbird is going to make you check the box to select it. * (./) *correspondents key* 1. Proceed to the [[Next|thunderbird15]] step [[!img tbird14.png align=left]]