Overview

Users running Outlook 2016 are receiving synchronization errors in their Calendar and Contacts. This article shares the resolution of this issue by first upgrading Kerio Connect to a compatible version, and then to the latest version if needed.

 

Environment

• Kerio Connect 8.2
• Windows computers running Outlook 2016 and KOFF 8.2

 

Root Cause

Microsoft Outlook 2016 is not supported by Kerio Connect 8.2.

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Process

Microsoft Outlook 2016 supports Kerio Connect 8.5.3. Follow these steps to upgrade to this compatible version, and then followup by upgrading to the latest version if needed:

1. Take a backup of necessary items.
2. Meet the prerequisites required to upgrade Kerio Connect. 
3. Download Kerio Connect 8.5.3:
   • Windows 32bit: Kerio Connect 8.5.3 for Windows 32-bit
   • Windows 64bit: Kerio Connect 8.5.3 for Windows 64-bit
4. After the upgrade to version 8.5.3 is complete, you may upgrade to the latest Kerio Connect version available.

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Confirmation

Synchronization errors in Outlook 2016 from the Calendar and Contacts cease after successful upgrade of Kerio Connect.

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