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  • guide-to-repair-outlook-problems3740
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Opened Sep 18, 2025 by Noelia Harvill@bxpnoelia02388
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Fix: "Cannot Start Outlook" Unable to Open Outlook Window Error

If you have logged in to your @live.com email address in the last 12 months but don't remember the password, you can try the Microsoft Recovery Form. You cannot create a new email address with @live.com as the domain address. You cannot create a new email with @msn.com as the domain address. There's no shortage of Microsoft Outlook problems, but not all hope is lost. This article will cover how to fix Outlook issues that plague the everyday user in 2023.

It could be as simple as an out-of-date version of Outlook's software. Once an update has been run on your system, the bug may be rectified. Here is a list of things to try to stop getting that pesky password prompt after every action you do on Outlook. If you are using Gmail or Google Workspace as well as the Outlook calendar, it would be nice to have them populated with the same information. Here is how to make sure your Outlook is showing the same information as your Google Calendar. It might be that antivirus software is trying to block a function that is repeatedly trying to squeeze through the firewall.

Currently, you can't use Outlook on Windows to edit calendars that are shared with your Outlook.com account, even if you've reconnected your Outlook.com account to Outlook. We're working to make it possible to edit shared calendars in Outlook 2016 for Windows. If you manually type in the secondary connected account email address in the "From" field, the email is sent as "On behalf of" your primary Outlook.com account. You can use troubleshoot Outlook errors Microsoft Support and Recovery Assistant to diagnose both Calendar and Mail issues that affect Outlook. To download and install the Assistant, see About Microsoft Support and Recovery Assistant. In some cases, an Outlook messaging profile may be misconfigured.

If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile. 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. Try these troubleshooting steps in the order presented here, from simple to more complicated.

Often there is the option to add sites to a whitelist, and you can give more permissions to Outlook. The easiest way to find out if this is the problem is to temporarily disable your antivirus software and log in to Outlook as usual. If the prompts go away, you'll know it was the antivirus software. There are a number of reasons this issue arises, which makes it even more infuriating. It could be an issue with a setting on the account, or it could be something external that is blocking normal functions in Outlook.

Launch the recovery assistant if you've tried everything else and Outlook is still crashing. It also allows you to upload your results to Microsoft for review by a support engineer. Perfectly repair and recover corrupted Outlook PST & OST files. Corrupted or badly set-up Outlook profiles can often cause start-up problems. The app might refuse to launch or crash at the splash screen. The PST files will be repaired and the error will be resolved.

This usually happens when you've switched versions of Outlook but your profile did not update. You can still create a new email address with @hotmail.com as the domain name. Then you are dealing with one of the many other Outlook issues. Here is a preview of common problems and what solutions we offer. If you would like a deeper explanation or step-by-step instructions, scroll down to the section covering your issue for more details. As an email client ourselves, we have a clear idea of what a desktop app can do to give you a troubleshoot Outlook errors healthy relationship with email.

These issues might occur if a mailbox contains lots of folders or there are lots of items in any one folder. There's no hard limit to how many folders a mailbox can contain or how many items a folder can contain. However, you might experience decreased performance as the number of items approaches 10,000 calendar items, 10,000 folders, or 100,000 mail items per folder. Large numbers of recurring meetings or long-lived recurring meetings can also have an exaggerated effect on performance. One-time meetings have a relatively small effect, and long-lived, recurring meetings have a greater effect. A change that's made in an instance of a recurring meeting creates exceptions that are stored in the recurring meeting series.

The first rule of Outlook troubleshooting is to eliminate the most obvious suspects. If you're considering looking for an alternative to Outlook, we offer a swift onboarding experience through IMAP protocols. You can even add your @outlook.com email address to Mailbird and not miss troubleshoot Outlook errors out on any of your important conversations. As an email client ourselves, we have a clear idea of what a desktop app can do to give you a healthy relationship with email. We are dedicated to providing a clean, user-friendly, email software that is easy to personalize to your workflow.

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Reference: bxpnoelia02388/guide-to-repair-outlook-problems3740#4