I've literally come for this one too because it finally happened after months of using proton mail it finally happened. It could also be as easy as having contacts for specific emails and knowing that if receiving an email from a certain contact, proton knows to automatically send answers with a certain email (that's why i'm more partial to the second option from OP)
I've literally come for this one too because it finally happened after months of using proton mail it finally happened. It could also be as easy as having contacts for specific emails and knowing that if receiving an email from a certain contact, proton knows to automatically send answers with a certain email (that's why i'm more partial to the second option from OP)