How to diable auto upgrade for ZCO

How to disable the autoupgrade of ZCO?

   KB 24570        Last updated on 2024-01-3  

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This wiki provides instructions on how to prevent the automatic upgrade pop-up for ZCO users that occurs when the ZCS server is upgraded. The steps outlined in this wiki will help to disable the automatic upgrade feature and eliminate the corresponding pop-up notification for ZCO users.


The steps below can be performed to disable the auto-upgrade.

1. Copy ZCO msi and ZmCustomizeMsi.js from the below location to a directory in the Windows workstation.


2. Open the Windows command prompt and go to the directory where both files reside and run the below command.

cscript ZmCustomizeMsi.js ZimbraConnectorOLK_8.8.15.1834_x64.msi --disable-autoupgrade 1

Note: Replace ZCO file name with the ZCO version present on the server.

3. Uninstall ZCO and install using the modified msi.

Note: During the installation process, a warning message about an unknown publisher might appear. This warning can be ignored.

4. Reconfigure the outlook profile.

Submitted by: Nagesh Bhagwat
Verified Against: ZCS 8.8 Date Created: 2020-04-13
Article ID: Date Modified: 2024-01-03

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