It may be great that when one receives an email with an invitation to a meeting/event and reply using the buttons Accept/Tentative/Decline, the related email is deleted from the inbox.Outlooks has a config flag for allowing this behaviour.
Protonmail already supports the discovery of PGP keys via WKD for any domain., by searching the key in the right folder for that domain following this standard https://datatracker.ietf.org/doc/draft-koch-openpgp-webkey-service/Thunderbird instead sup...
Somehow related to this Windows issue https://connect.mozilla.org/t5/discussions/thunderbird-beta-115-unread-indicator-not-cleared/m-p/34574 where the tray icon remains active even if new emails are read.
Same issue here. Don't know if related to also the system notifications https://connect.mozilla.org/t5/ideas/dismiss-new-email-notifications-when-email-is-clicked/idi-p/29122