The IMAP server %S does not allow plaintext passwords. Please try changing to 'Encrypted password' as the 'Authentication method' in the 'Account Settings | Server settings'.
O servidor IMAP %S non permite contrasinais en texto plano. Tente cambiar o 'Método de autenticación' a 'Contrasinal cifrado' na 'Configuración de conta | Configuración do servidor'.