If the troubleshooter can't fix your issue, or if you'd like to fix it yourself, see the next section. However, if you encountered other issues like Outlook not responding, learn how to fix Outlook not responding here. If you do everything properly, Outlook will open when you use the new profile.

• All offline cached content will be deleted when you choose Remove.
• For more information, see Introduction to Outlook Data Files (.pst and .ost).
• Click the button below to download and install the Office uninstall support tool.
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• If the troubleshooter can't fix your issue, or if you'd like to fix it yourself, see the next section.
• If you follow the above solutions, your Outlook will perform according to your expectations.

Older versions of Outlook may be out of support

Now, it's time to uncover them by the elimination process. Follow the steps below disable faulty add-ins in Outlook to download the uninstall support tool according to your browser. Uninstall the Microsoft application restart the device and re install the Microsoft application and restart the device.

Why Won't Outlook Open?

Should you decide to remove a profile, back up the data files first. All offline cached content will be deleted when you choose Remove. For more information, see Introduction to Outlook Data Files (.pst and .ost). If you are trapped in a similar situation that my Outlook is not opening, you may feel disturbed about the problem. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile.

My Outlook won't open. It's an on-going problem. This time, though, when I shut down my laptop, and rebooted it, I am

You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Are you having trouble starting Outlook or receiving "Cannot start Microsoft Outlook. Cannot open Outlook sync help from FixTechGuide the Outlook window" error messages? We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues. Here's the deal, when Outlook manages to open, all the files you delete will automatically be recreated. It gets better because you also resolve all the Outlook opening issues. Please follow the steps specified in the below link.

Getting Started Is Easy

Knowing the cause of the problem will help you sort out all the issues related to Outlook opening. Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. These files occasionally might become corrupted.

Repair corrupt Outlook data files

If you would like for me to fix this issue using our Secure Remote Assistance then customer care can setup a new case for us. Occasionally, that profile can become corrupted. You can determine if it's corrupted by creating a new profile and changing which profile is used when Outlook starts. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. If you restart it successfully, it will show you that one or more add-ins are defective.



If anyone finds a more permanent solution, I would appreciate it. It seems like something went wrong on Microsoft update and they might recall it or fix it, so we might need to wait untill that. If online repair didn't work, you rebuild Outlook data file quickly need to reinstall your Office application.