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 11 days ago  77
Zimbra 2FA: Moving 2FA Auth codes to a new device authentication app 15 days ago  5597
Zimbra 2FA: Step 1: Secure HIS Zimbra Webmail login 15 days ago  3292
Setting Up Zimbra 10 Desktop App 15 days ago  100
Zimbra 10 new document editing in Briefcase 29 days ago  239
Zimbra 10 ZCO supported Windows and Outlook versions 1 month ago  236
ZCO: Why am I getting Local Failure Notices? 1 month ago  260
ZCO: Fix Persistent Local Failure Notices Outlook Stuck Syncing 1 month ago  228
Zimbra Connector for Outlook (ZCO): Uninstall/Reinstall Process 1 month ago  253
October 2025: Transition to Zimbra 10 1 month ago  1604
Creating a Persona in Zimbra webmail 1 month ago  302
Stop Zimbra from automatically adding calendar invites into calendar 1 month ago  255
Zimbra 10 Connector for Outlook (ZCO) Installation steps 1 month ago  363
Zimbra 8 Pro: Setting up Microsoft Outlook (Windows) with Zimbra 8 Connector for Outlook Synchronization (ZCO) 1 month ago  9871
Thunderbird IMAP: Shorten Sync Time 2 months ago  1276
What's new in store with Zimbra 10? 2 months ago  344
Zimbra Webmail versions User's guides 2 months ago  468
Zimbra 10 User’s guide for Modern Web App 2 months ago  738
Warning: Possible inconvenience and account lock-out ahead! 2 months ago  504
Set up 2FA by email 2 months ago  433
(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