Articles related to mail service in Plesk including webmail.
- The emails are forwarded to another mailbox without enabled email forwarding in Plesk
- Unable to send or receive e-mail messages: Hostname is not valid. Please set a hierarchical, dot-separated domain as the hostname
- How does mail autodiscover function work in Plesk?
- Error when connecting to a mailbox using SSL/TLS: ssl3_read_bytes:sslv3 alert bad certificate
- Plesk Premium Email: Unable to access webmail.example.com: Internal Server Error
- Event Viewer shows error: SMTP Exception: The mail service is unavailable: 451 ESMTP MailEnable Service temporarily refused connection
- Unable to send mail from Plesk: 554:5.7.0 Your message could not be sent. The user filteramm is not allowed to send email
- Unable to log into webmail under specific user: Response body too large
- What files should be used to configure custom SpamAssassin rules in Plesk for Linux?
- Accessing the RoundCube webmail fails with the following error: DATABASE ERROR: CONNECTION FAILED!
- Why the (i) information icon on the right of each email address doesn't always give three setup options?
- Unable to log in to Roundcube/Horde webmail in Plesk: ssl_cert: Can't open file
- Unable to send email via PHP on a Plesk server: Rejecting message: system user uid='XXXX' is not allowed to send mail
- How to add an email address/domain/top-level domain to the server-wide blacklist in Plesk
- Mail Devilery via SMTP does not work with IPv6 addresses when Plesk is on Digital Ocean
- It is not possible to enable the mail service in Plesk: The domain name 'example.com' is already in use
- Receiving mail from certain server on Plesk for Linux server with Postfix fails: 1408A0C1:SSL routines:ssl3_get_client_hello:no shared cipher:s3_srvr.c:1435:
- Unable to send emails in Plesk with Imunify360: SMTP Error (-1): Connection to server failed
- Unable to send email via Gmail: TLS Negotiation failed, the certificate doesn't match the host
- Unable to receive emails sent to a specific domain hosted on a Plesk server
- How to activate mail autodiscover for all existing domains on Plesk server?
- After switching from Courier IMAP to Dovecot in Plesk emails are duplicated into POP3 account
- Folders with special characters are displayed incorrectly after upgrade to Obsidian 18.0.25
- Mails sent with delay: Blocked MTA-BLOCKED {TempFailedInbound}
- [BUG] Qmail: Error connecting to SMTP server: TLS 1.2
- Emails are not delivered to a mailbox in Plesk: DATA REPLY:452:4.2.2 Mailbox full
- Unable to connect local SmarterMail to Plesk Obsidian: Integration error: Incorrect Content-Type: must be textual to extract_string
- Unable to receive/send mail in Plesk: (!)DENIED ACCESS from IP 203.0.113.2, policy bank
- The spam messages are not blocked when the Plesk Email Security extension is installed
- Is it possible to have different SMTP banners for different IP addresses on the Plesk server