July 15th – 2020.

As Many are aware Tuesday is infamously called Patch Tuesday. This is when Microsoft releases patches and fixes for it’s operating systems and office suites.

Following July 14th – Patch Release. It was immediately realized that an office update was causing issues with Outlook.

The issue was When you go to Open Outlook it immediately closes.

If you searched the internet you would get suggestions of doing an Quick Repair or an Online Repair. Uninstalling and reinstalling. But in most instances it didn’t repair the problem.

At the time of this writing the only fix was to rollback the version of office. Below is the command you need to type. You need to be familiar with getting to a command prompt.

Click on Windows and Type CMD a black box called command prompt will appear at the top

Click on the Command Prompt App to open to a black screen

In side there type the following Commands


cd “Program FilesCommon Filesmicrosoft sharedClickToRun”

officec2rclient.exe /update user updatetoversion=16.0.6366.2062

After that it should take on average 3 minutes to complete once it has completed you should be able to open Outlook without issue.

Microsoft is aware of the issue and has begun working on a fix that they promise will be released. For more information on that you can read this article.


Patching is important, it keeps your computer up to date. From Time to Time Microsoft will release a bad patch. That is why it is important to have someone manage the patches your computer gets. Here at Underdog Computer and Network Support we release patches a few days after “Patch Tuesday” for reasons such as this. Now we have the ability to exclude or even halt patching from occurring saving our clients hours of downtime. That is what it means to be truly Proactive. If you are reading this article because your I.T. Provider didn’t prevent this from occurring Give us a Call Today 570-243-9205.