I use Thunderbird to access my Proton Mail. They have an app called Proton Mail Bridge that allows you to access it via IMAP or SMTP. https://proton.me/mail/b

I use Thunderbird to access my Proton Mail. They have an app called Proton Mail Bridge that allows you to access it via IMAP or SMTP. https://proton.me/mail/bridge https://proton.me/mail/bridge Edit: Missed the paid part in you message. Yeah, I have a paid account.