Fix Outlook Sign-In Error CAA2000B AADSTS500014

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2025-11-05T10:25:58Z

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.

If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile. I can't open the Microsoft Outlook, when I try to open the application is staying in loading screen and nothing happens. After some minutes I need to put again the password for my acount and again nothing happens. If I get in the mail he says "Trying to connect to your server".

The software provides options to split the resultant PST file. You can set the size for the PST file, and the software will split it after recovery. On June 25th, 2019, the Outlook Team made a change to the service to fix this issue. If you are still seeing this issue, restart Outlook a couple of times so it can pick up the service change. This software also allows to recover Lost Attachments Edited from Outlook.

Sometimes, Outlook might not work if other Office-related processes are still running. You can end all office-related processes in task manager to ensure a fresh start. Begin by creating a brand-new profile for Outlook and set it up with a POP email account. If it opens successfully, the problem isn’t with Outlook but with the PST file from your previous account, which can be damaged. You must have at least three user accounts on the computer to complete these steps. If your antivirus software isn't up-to-date, Outlook may not function correctly.

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. Although the repair process might recreate some of the folders, they may be empty. The Lost and Found folder contains any folders and items repair Outlook data file recovered by the repair tool that Outlook can't place in their original structure. We've streamlined search to make it easier than ever to find what you're looking for. The new Outlook Attachment Preview feature lets you see your pictures and files without leaving your inbox.

Updating your Outlook may conveniently solve the issues you're experiencing. All you need to do is to check and install any updates for the app. Existing Hotmail accounts have been permitted [repair Outlook data file](https://www.tumblr.com/fixoutlookhelp) to keep their email addresses as well. You can still create a new email address with @hotmail.com as the domain name. If Microsoft Outlook is not working, we might be able to help you pinpoint why.

For a list of antivirus software vendors, see Consumer antivirus software repair Outlook data file providers for Windows. If the problem doesn't occur after you restart Outlook, one of the add-ins is likely the cause of the problem. 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. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

In System Configuration, if you select a check box, the related service or startup program runs when you restart the computer. If the check box is cleared, the service or startup program doesn't run when you restart the computer. When you start Windows normally, several applications and services start automatically and then run repair Outlook data file in the background. A Selective Startup or "clean boot" process can help you identify problems that are caused by application conflicts. To keep up with new viruses as they're created, antivirus software vendors periodically provide updates that you can download from the Internet.

If you decide you don't want the calendar you created, right-click the calendar and select Remove. To show or hide the Folders list, select Show or Hide the navigation pane. Calendar events can be used for your own personal event, or you can invite others repair Outlook data file to create an in-person or Teams meeting. To change your Mail settings so your inbox looks and behaves the way you want it to, see Personalize your new Mail experience in Outlook.com. You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally. Post questions, follow discussions and share your knowledge in the Outlook.com Community.

Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue. 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. The steps to access the repair tool vary depending on your operating system. 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.