Knowledge Base
We are not offering 24/7 telephone support at this time, please open a
Support Ticket
knowledgebase
announcements
Search
search
Most Popular
Recently Added
Recently Updated
Topics
Billing
(8)
Support
(612)
DNS
,
Domain Registration
,
Email
,
Mailing lists (Mailman)
,
SPAM and Virus Email Filter
,
Web Site
Support Portal
(1)
All Articles
Title
Updated
Views
Zimbra 10 ZCO supported Windows and Outlook versions
7 days ago
51
ZCO: Why am I getting Local Failure Notices?
7 days ago
56
ZCO: Fix Persistent Local Failure Notices Outlook Stuck Syncing
7 days ago
55
Zimbra Connector for Outlook (ZCO): Uninstall/Reinstall Process
7 days ago
47
October 2025: Transition to Zimbra 10
9 days ago
1193
Creating a Persona in Zimbra webmail
10 days ago
84
Stop Zimbra from automatically adding calendar invites into calendar
12 days ago
95
Zimbra 10 Connector for Outlook (ZCO) Installation steps
12 days ago
110
Zimbra 8 Pro: Setting up Microsoft Outlook (Windows) with Zimbra 8 Connector for Outlook Synchronization (ZCO)
12 days ago
9464
Thunderbird IMAP: Shorten Sync Time
16 days ago
923
What's new in store with Zimbra 10?
22 days ago
173
Zimbra Webmail versions User's guides
26 days ago
311
Zimbra 10 User’s guide for Modern Web App
26 days ago
538
Warning: Possible inconvenience and account lock-out ahead!
27 days ago
333
Set up 2FA by email
27 days ago
289
Zimbra 2FA: Step 2: Generating application code for other devices / EMail Apps
27 days ago
7943
Zimbra 2FA: Step 3: Generating One Time Codes for emergency use
27 days ago
3609
Zimbra 2FA: Supported Authentication Applications
27 days ago
6172
Zimbra 2FA: Moving 2FA to a new authentication app on a new device
27 days ago
5274
Zimbra 2FA: How to enable and set-up 2-Factor Authentication for your HIS-Hosted Zimbra email account
27 days ago
5985
(Showing 1-20 of 395)
Next>
>>