Outlook closes automatically immediately after opening

Some users are reporting an error that Outlook closes automatically immediately after opening. This behavior can be caused by many reasons, so in this article we’ll talk about all of them and see how to resolve the error.

Why does Outlook keeps closing as soon as I open it?

There are many reasons your Outlook might close abruptly, such as corrupted Outlook files or system files, too many add-ins, etc. However, don’t worry, there is a way to fix it. We’ll give you some simple solutions to fix the Outlook closing problem in this article.

Read also: Outlook OST cannot be accessed

Fix Outlook closes automatically immediately after opening

If Outlook closes automatically after you open it on your Windows computer, try these steps to fix the problem.

1. Sign out and sign back into Outlook
2. Repair PST files
3. Repair Outlook
4. Disable Hardware Acceleration
5. Remove Add-ins
6. Use Microsoft Office Configuration Analyzer Tool
7. Turn off Support Diagnostics

Let us talk about them in detail.

1] Sign out and sign back into Outlook

Email Address string data value in the Registry under the Office identity is blank. Sign out of Office and sign back into Office to repopulate the identity all Outlook-related Registry settings.

2] Repair PST files

Repair your corrupted Outlook PST & OST personal data files with Inbox Repair Tool.

3] Repair Outlook

To fix the error, repair Outlook. To do this, go to the Control Panel, right-click on Outlook or Office, select Change, and repair the Office app.

We recommend you use OLFix to repair Outlook completely. It will repair Outlook, Outlook Search and Outlook Contacts.

4] Disable Hardware Acceleration for Outlook

Hardware Acceleration is designed to improve your Outlook experience. However, many users have reported that it is actually causing problems instead of solving them. So, we need to disable Hardware Acceleration to fix the error. To do that, follow the steps below.

1. Open Outlook.
2. Go to the Files tab and click Options.
3. Go to Advanced, tick Disable Hardware graphics acceleration, and click OK.Now, check if the issue persists

5] Remove Outlook Add-ins

If you have installed several add-ins in your Outlook, it might be the one causing the issue. Thus, we need to remove Outlook add-ins to rectify the issue for you.

If you’re not sure how to uninstall your Outlook add-ins, just open the Outlook client application, go to Files > Options > Add-ins, and uncheck all of the add-ins you want to remove. Click “OK” when you’re done.

Finally, check if the issue persists.

You can also use OfficeIns to disable Outlook add-ins easily.

6] Use Microsoft Office Configuration Analyzer Tool

The Microsoft Office Configuration Analyzer Tool can help you check for any problems with your Office configuration.

7] Turn off Support Diagnostics

Go to the following Registry key:

If the issue persists, you can try setting the email address to the identity of the user in the registry path referenced in the issue specifics.

Outlook closes when minimized?

If you think that Outlook closes when you click on the minimize button, then know that it does not actually close, but is minimized to the Notification area. To change this behavior and make the Outlook windows minimize to the taskbar, uncheck the Hide Outlook When Minimized option.

What is the best replacement for Outlook?

There are some great benefits to using webmail instead of an email client like Outlook. With webmail, you can easily manage your messages from anywhere with an internet connection. You can also enjoy more features and flexibility when it comes to your email account.