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 6 days ago  43
Zimbra 2FA: Moving 2FA Auth codes to a new device authentication app 10 days ago  5536
Zimbra 2FA: Step 1: Secure HIS Zimbra Webmail login 10 days ago  3240
Setting Up Zimbra 10 Desktop App 10 days ago  75
Zimbra 10 new document editing in Briefcase 24 days ago  206
Zimbra 10 ZCO supported Windows and Outlook versions 1 month ago  198
ZCO: Why am I getting Local Failure Notices? 1 month ago  230
ZCO: Fix Persistent Local Failure Notices Outlook Stuck Syncing 1 month ago  202
Zimbra Connector for Outlook (ZCO): Uninstall/Reinstall Process 1 month ago  220
October 2025: Transition to Zimbra 10 1 month ago  1528
Creating a Persona in Zimbra webmail 1 month ago  256
Stop Zimbra from automatically adding calendar invites into calendar 1 month ago  221
Zimbra 10 Connector for Outlook (ZCO) Installation steps 1 month ago  302
Zimbra 8 Pro: Setting up Microsoft Outlook (Windows) with Zimbra 8 Connector for Outlook Synchronization (ZCO) 1 month ago  9798
Thunderbird IMAP: Shorten Sync Time 1 month ago  1207
What's new in store with Zimbra 10? 2 months ago  319
Zimbra Webmail versions User's guides 2 months ago  438
Zimbra 10 User’s guide for Modern Web App 2 months ago  708
Warning: Possible inconvenience and account lock-out ahead! 2 months ago  477
Set up 2FA by email 2 months ago  409
(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