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How to Troubleshoot the Outlook Crash after Updating Zimbra Connector for Outlook (ZCO) Version 9.x

[2022-06-25] Originally, this post was written back in August 2020 on Dewacorp's blog website. We consolidated all tech blogs into this place and we reformat the content to suit Dewapost's guidelines.   

The mail host provider has maintenance on their server. It is a big upgrade from version 8.8 to 9.x. Once the server updated complete, all email clients (Outlook) tried to update the Zimbra Connector for Outlook (ZCO).


Due to some machines do not have admin rights and keep circling to update, the manual update has to be done via downloading from The installation went OK but when run the Outlook just shut itself/crashed. 


Create a new Outlook profile by using the Zimbra connector and sync the email.

When the sync is done, delete the old Zimbra profile.

Restart the machine.

Open the Outlook again.


Microsoft Windows 10 Version 1903, 1909, 2004
Microsoft Outlook Version 2013, 2016, 2019
Zimbra Connector for Outlook Version (old)
Zimbra Connector for Outlook Version (new)

The Final

Congratulation on reaching the end of this article. We hope that we have been able to shed some light on how to enable or disable allowing extensions from other stores for Microsoft Edge Chromium.

We write this in such a way that this is not a fixed article. Like in this journey, we learn as we go and we re-write some parts so please keep pinging with this article.

We also would love to hear about how you deal with the situation and what problems you might be facing. Please feel free to leave us a comment below this article and let us know if you have any questions that we can answer! Thanks again!

Big thank you for the photo by Iván Tamás from Pixabay. Awesome pic!

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Valdy founded, a helpdesk and IT Services provider that has taken care of nearly 40,000 customer service requests in the past 15 years - nearly 2,600 per year. He also created the growing - a classified website that has close to 110,000 page views and 9,000+ user visits per month with 61,000+ yearly published ads and 47,000 active registered users. He blogs for the ever-growing, a tech blog that gets around 20,000 impressions per month with 700 clicks and 10 average pages first impressions on Google Search. You can reach him on the Contact Us page, social media links below or

1 Comment

  1. How to Troubleshoot the Outlook crash after updating Zimbra Connector for Outlook (ZCO) version 9.x

    29 June 2022

    […] As we consolidated all tech blogs into Dewapost website, we also post this blog into and we reformat the content to suit within their […]

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