Skip to content

GitLab

  • Projects
  • Groups
  • Snippets
  • Help
    • Loading...
  • Help
    • Help
    • Support
    • Submit feedback
  • Sign in / Register
9
9525trusted-outlook-repair-blog
  • Project overview
    • Project overview
    • Details
    • Activity
  • Issues 9
    • Issues 9
    • List
    • Boards
    • Labels
    • Milestones
  • Merge Requests 0
    • Merge Requests 0
  • CI / CD
    • CI / CD
    • Pipelines
    • Jobs
    • Schedules
  • Analytics
    • Analytics
    • CI / CD
    • Value Stream
  • Wiki
    • Wiki
  • Snippets
    • Snippets
  • Members
    • Members
  • Collapse sidebar
  • Activity
  • Create a new issue
  • Jobs
  • Issue Boards
  • Jefferson Main
  • 9525trusted-outlook-repair-blog
  • Issues
  • #4

Closed
Open
Opened Sep 21, 2025 by Jefferson Main@jeffersonmain
  • Report abuse
  • New issue
Report abuse New issue

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

Your user name is your full email Fix Outlook Support address, for example Update the account information with the one you received from your email provider or from the POP and IMAP server name reference topic. If you can't choose any of the menu options, type inside an email message, calendar event, or contact, Outlook may have frozen. There are three steps you can take to try to get Outlook working again. In many organizations, Outlook is one of the most common and core programs that are used from day to day.

This software is integrated with powerful scanning and repair algorithms that can easily resolve all Outlook email errors and repair personal folder file non-invasively and efficiently. Moreover, the utility supports the all latest Outlook versions such as 2021, 2019, 2016, 2013, 2010, 2007, and all lower versions in Windows OS. If you manually type in the Fix Outlook Support secondary connected account email address in the "From" field, the email is sent as "On behalf of" your primary Outlook.com account.

Many businesses depend on it to keep their operations running, and having it break is a nightmare that usually ends up costing lots of money and causing a lot of frustration. Fortunately, with the right Outlook troubleshooting strategies, many of the most common Outlook problems are quite straightforward to troubleshoot. Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is.

The user is using Office 365 running in cached mode, anything over a year old is moved to his Archive folder (.PST). You might try renaming the pst and having future items go to a new pst. Have the original available to the user through an archive folder. Sorry, I forgot to mention I’ve ran a full and quick repair but hasn’t fixed the issue.

If you used the workaround below you can now switch from using an Outlook.com alias to your country's domain. Then, each item in your calendar folder is checked for known problems that can cause unexpected behavior, such as meetings that Fix Outlook Support seem to be missing. There is currently no option to revert to the prior behavior, but we would love to hear your feedback to help us with future designs.

However, you can use these best troubleshooting steps to solve your errors efficiently. In this article, we’ve covered many fixes which will surely help Fix Outlook Support to get rid of these problems. For severe damages, we suggest using an alternative software which ensures your Outlook remains responsive quickly, efficiently and reliably.

Get Help has troubleshooters for Fix Outlook Support classic Outlook for Windows you can run for many common scenarios, such as Outlook startup or profile setup problems. These often help resolve issues without the need to contact support. The issues documented in this section have been reported after installing the recent updates listed below. We're investigating the issues and will update this page when a fix is available.

Microsoft says Office users may experience problems launching Outlook and other apps on Windows 10 and 11 due to conflicts with antivirus software after installing the latest Patch Tuesday update. I did every solution what was written in this community, but this didn't resolve my issue. A Fix Outlook Support vast community of Microsoft Office365 users that are working together to support the product and others. Then, each item in your calendar folder is checked for known problems that can cause unexpected behavior, such as meetings that seem to be missing.

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. Please install the latest updates on your phone to resolve the issue. Outlook forwards meeting invitations to other attendees without anyone actually sending an update or forwarding an invite. This happens to accounts that are configured in the iOS Mail app. Until you can install the Windows Update fix release, you can set a registry key that will cause Outlook to stop using the local Windows Search service.

Restore the add-ins one at a time until the problem does occur to determine which add-in is causing the problem. Although add-ins can enhance your user experience, they can occasionally interfere or conflict with Outlook. Many of these items can be automatically checked by the Classic Outlook Advanced Diagnostics troubleshooter.

Fortunately, with the right Outlook troubleshooting strategies, many of the most common Outlook problems are quite straightforward to troubleshoot. Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is. You can create a new Outlook Data File and drag the items in the Lost and Found folder into the new data file. After you've moved all the items, you can remove the Recovered Personal Folders (.pst) file, including the Lost and Found folder. To create a new Outlook Data File, go to Create an Outlook Data File. In the Folder Pane, you might see a folder named Recovered Personal Folders that contains your default Outlook folders or a Lost and Found folder.

  • Discussion
  • Designs
Assignee
Assign to
None
Milestone
None
Assign milestone
Time tracking
None
Due date
None
0
Labels
None
Assign labels
  • View project labels
Reference: jeffersonmain/9525trusted-outlook-repair-blog#4