Knowledge Base

We are not offering 24/7 telephone support at this time, please open a Support Ticket

  • knowledgebase
  • announcements
Search

Most Popular
Recently Added
Recently Updated
Topics
  Billing (8)

  Support (616)
    DNS, Domain Registration, Email, Mailing lists (Mailman), SPAM and Virus Email Filter, Web Site

  Support Portal (1)

All Articles

Title Updated Views
Create a mailbox out of a forwarding address 19 days ago  113
Zimbra 2FA: Moving 2FA Auth codes to a new device authentication app 23 days ago  5696
Zimbra 2FA: Step 1: Secure HIS Zimbra Webmail login 23 days ago  3352
Setting Up Zimbra 10 Desktop App 24 days ago  131
Zimbra 10 new document editing in Briefcase 1 month ago  289
Zimbra 10 ZCO supported Windows and Outlook versions 2 months ago  288
ZCO: Why am I getting Local Failure Notices? 2 months ago  324
ZCO: Fix Persistent Local Failure Notices Outlook Stuck Syncing 2 months ago  288
Zimbra Connector for Outlook (ZCO): Uninstall/Reinstall Process 2 months ago  317
October 2025: Transition to Zimbra 10 2 months ago  1749
Creating a Persona in Zimbra webmail 2 months ago  365
Stop Zimbra from automatically adding calendar invites into calendar 2 months ago  318
Zimbra 10 Connector for Outlook (ZCO) Installation steps 2 months ago  440
Zimbra 8 Pro: Setting up Microsoft Outlook (Windows) with Zimbra 8 Connector for Outlook Synchronization (ZCO) 2 months ago  9990
Thunderbird IMAP: Shorten Sync Time 2 months ago  1395
What's new in store with Zimbra 10? 2 months ago  386
Zimbra Webmail versions User's guides 2 months ago  513
Zimbra 10 User’s guide for Modern Web App 2 months ago  790
Warning: Possible inconvenience and account lock-out ahead! 2 months ago  548
Set up 2FA by email 2 months ago  472
(Showing 1-20 of 398) Next> >>

For news and system status updates, check: status.his.com

Check our Knowledge Base for How-To tips and answers to common questions.

We are not offering 24/7 telephone support at this time, please open a Support Ticket