Add I cant start Microsoft Outlook or receive the error Cannot start Microsoft Outlook Cannot open the Outlook Window

I-cant-start-Microsoft-Outlook-or-receive-the-error-Cannot-start-Microsoft-Outlook--Cannot-open-the-Outlook-Window.md

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+If you can open the original Outlook Data File, you might be able to recover additional items. The Inbox Repair tool creates a backup file with the same name as the original, but with a .bak extension, and saves it in the same folder. There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn't.
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+To update your password in Outlook, see Change or update your email password. If you're having problems setting up your email in classic Outlook, we want to help. If you can't open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. Step 1 - Follow these instructions to create a distribution group. Find solutions to common problems or get help from a support agent. You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally.
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+If so, wait a short time (usually two or three minutes) to see if Outlook starts working again. If the above solutions do not work for you, maybe you should fix the Outlook error by disabling Outlook add-ins. Sometimes the unexpected issue "Outlook not responding" may occur due to a faulty Outlook add-in. If you have recently installed some add-ins, it is recommended to disable them one by one and perform the action whatever you were doing before.
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+To learn more about managing contacts in Outlook.com, go to Create, view, and edit contacts and contact lists in Outlook.com. Each message also has a mini toolbar when you open the message in a new window. For each message, you can delete it, mark it as unread, flag the message, or pin it to keep it at the top of your folder. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. We have multiple tools to help you automatically diagnose an issue, troubleshoot, and fix problems with Outlook.
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+If it never worked before or if you are starting Outlook for the very first time, it could very well be that you have not configured your mail account correctly. A common mistake is choosing for an Exchange account while in fact you are using a POP3 or IMAP account. Just to make sure you are not [Fix Outlook troubleshooting hub](https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html) trying to troubleshoot an issue which has already been solved, before you begin verify that you have installed all updates for your version of Outlook. I’m not certain to which post you’re referring, but everything that’s been mentioned so far can be done directly by the user. No elevated permissions are required to do any of these steps.
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+Once you've changed your password with your email provider, you can update the password in Outlook. See Change or update your email password for more information. If you've successfully sent and received email from classic Outlook before, and now Outlook repeatedly asks you to reenter your password, one of two things may have happened. If you're trying to set up an iCloud account, follow the Fix Outlook troubleshooting hub steps in Add or manage an iCloud email account in Outlook. For Gmail accounts, see Add a Gmail account to Outlook. This option could be useful if you constantly have to wait for Outlook to rebuild its data file when you restart.
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+A Repair Account window will prompt you for your email address and password. Then it will run a program to diagnose the network connection problem. Add-ins are a pretty frequent culprit for Outlook lagging issues because they are meant to provide additional functionality, but they put additional pressure on loading time.
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+Workarounds to fix Outlook Stuck at Loading Profile Issue:Run Outlook as an Administrator.Reset Navigation Panel.Shut Office-Related Tasks.Create a New Outlook Profile.Disable Outlook Add-ins.Disable Antivirus.Repair Outlook PST Files.Dec 27, 2024
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+If you restart it successfully, it will show you that one or more add-ins are defective. Now, it's time Fix Outlook troubleshooting hub to uncover them by the elimination process. Find solutions to common problems or get help from a support agent. The navigation pane is the leftmost pane in Outlook where you'll find your folder list and the icons to move between Mail, Calendar, People, and Tasks. Running the /resetnavpane command removes all customizations to the navigation pane. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.
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+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. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in is the source of the problem. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. Hello, despite my new attempts with 80 users, I am resetting the registry keys for 3 to 4 users per day… Have you found a solution?
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+For more information about working with calendars in Outlook.com, go to Using the calendar in Outlook.com. Select More to see additional actions—for example, an option to print a message. If you want to learn about printing, see Print attachments received in email messages. You might need to set Windows Update to automatically download and install recommended updates. Installing any important, recommended, and optional updates can often correct problems by replacing out-of-date files and fixing vulnerabilities. To install the latest Windows and Office updates, click the link below.