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 13 days ago  86
Zimbra 2FA: Moving 2FA Auth codes to a new device authentication app 17 days ago  5623
Zimbra 2FA: Step 1: Secure HIS Zimbra Webmail login 17 days ago  3305
Setting Up Zimbra 10 Desktop App 17 days ago  109
Zimbra 10 new document editing in Briefcase 1 month ago  251
Zimbra 10 ZCO supported Windows and Outlook versions 1 month ago  246
ZCO: Why am I getting Local Failure Notices? 1 month ago  275
ZCO: Fix Persistent Local Failure Notices Outlook Stuck Syncing 1 month ago  242
Zimbra Connector for Outlook (ZCO): Uninstall/Reinstall Process 1 month ago  270
October 2025: Transition to Zimbra 10 1 month ago  1622
Creating a Persona in Zimbra webmail 1 month ago  318
Stop Zimbra from automatically adding calendar invites into calendar 1 month ago  268
Zimbra 10 Connector for Outlook (ZCO) Installation steps 1 month ago  381
Zimbra 8 Pro: Setting up Microsoft Outlook (Windows) with Zimbra 8 Connector for Outlook Synchronization (ZCO) 1 month ago  9906
Thunderbird IMAP: Shorten Sync Time 2 months ago  1302
What's new in store with Zimbra 10? 2 months ago  349
Zimbra Webmail versions User's guides 2 months ago  474
Zimbra 10 User’s guide for Modern Web App 2 months ago  746
Warning: Possible inconvenience and account lock-out ahead! 2 months ago  514
Set up 2FA by email 2 months ago  440
(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