* Web.de: please check if [IMAP is enabled](https://support.gmx.com/pop-imap/toggle.html) ([German](https://hilfe.gmx.net/pop-imap/einschalten.html))
* Ionos (1und1): please make sure you use [the email password](https://www.ionos.de/hilfe/e-mail/problemloesungen-mail-basicmail-business/passwort-fuer-e-mail-konto-bei-11-ionos-aendern/) and not your account password
Please see [here](#user-content-faq22) for common error messages and solutions.
documentation="Für Ionos müssen Sie ein App-Passwort anstelle Ihres normalen Kontopassworts verwenden, <a href="https://www.ionos.de/hilfe/e-mail/problemloesungen-mail-basicmail-business/passwort-fuer-e-mail-konto-bei-11-ionos-aendern/">siehe hier</a>."
documentation="For Ionos you need to use an app password instead of your normal account password, please <a href="https://www.ionos.com/help/email/troubleshooting-mail-basicmail-business/changing-a-11-ionos-email-account-password/">see here</a>."