On Tue, 21 Jul 2020 12:26:45 +0300 Николай А Кузнецов <nick222 at yandex.ru> wrote: > I cannot understand the difference... :( See /File/Add mailbox/MH... and See /Configuration/Create new account... In Claws Mail several POP accounts can share a single MH mailbox. Maybe thunderbird has left you with needing a paradigm shift? with regards Paul