In the end, you can preview your data, export the PST file, and open it in any other application like Thunderbird, Mail Spring, Mail Bird, and so on. As it will list options to reset or repair MS Office, you can click on the "Repair" option. This will open a new wizard that you can follow to perform a quick or online repairing of the installed Office applications. The issue I got caught on relates to the required steps in Outlook to switch files. It is also important to have a look at some of the common accessibility issues encountered in Outlook and avoid this problem from happening again. Lastly, if you cannot access an OST file in Outlook, then you can try to export it to any other application instead.

Step 6: Repair the Corrupted Outlook Data File (PST)

This might happen due to a power failure or improper shutdown, hardware issues, or viruses and malware. MS Outlook stores all the information related to your email account both online and in a local file on your computer. That way, you can access previously downloaded or synchronized messages, as well as calendar information, contacts, and tasks even when you’re offline. More often than not, it’s caused by either a corrupted Outlook profile or a change in the data file’s location. And though an error message might look worrying, you may be able to fix the problem.



On the righthand side of the window, choose the button to \"manage backup\". In that window, ensure the \"Documents\" folder is not enabled to sync to OneDrive. Then, in the next window, make sure Fix Outlook and Office365 Sync Issues you're on the tab marked "Sync and backup". On the righthand side of the window, choose the button to "manage backup". In that window, ensure the "Documents" folder is not enabled to sync to OneDrive.

• If your email server supports both IMAP and POP3, auto account setup will create an IMAP account by default.
• This could help if you’re dealing with configuration issues but the file itself is okay.
• Afterward, you can try to relaunch the Outlook application and access the saved OST file without any trouble.
• Creating new Outlook profile or rebooting the computer fixes the issue.
• To create a new Outlook Data File, go to Create an Outlook Data File.
• Whenever Outlook cannot access an OST file, I usually disable any firewall or get rid of unwanted plugins.
• In this way, you can access your data on Outlook or any other email provider easily.

Error 0x8004010F when you try to send or receive email in Outlook 2010 or Outlook 2013

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 recovered by the repair tool that Outlook can't place in their original structure. I’m sure that after reading this post, you would be able to resolve the Outlook data file cannot be accessed issue. Whenever Outlook cannot access an OST file, I usually disable any firewall or get rid of unwanted plugins. Besides that, if you also cannot access OST files in Outlook, then you can try to repair it or simply convert it to a PST format.

Fixing 'Outlook Data File Cannot Be Accessed' Error on PC

If you moved your data file or its location changed somehow, Outlook might not be able to find it. I am transferring all my files from a Windows 10 PC to a new Windows 11 PC and am having issues moving my Outlook .PST files for POP accounts. Simply launch the Stellar OST to PST Converter and load the corrupt OST file on it. Afterward, you can start the conversion process that would export all the data in a PST format without any complications.

How to fix Outlook Data File cannot be accessed on Windows 11?

This could happen if, for example, OneDrive backs up your Documents folder to the cloud and includes the Outlook Files folder where the file is located. During the syncing process, OneDrive locks the file, which prevents Outlook from accessing it, resulting in the "Outlook data file cannot be opened" error. This is a good solution if you think your data file might be corrupted. Another reason for the Outlook data file cannot be accessed issue can be related to a corrupt application. In this case, you can simply run a Windows troubleshooter to fix the installed Outlook application. When you restart Outlook, all the temporary files are removed and related processes and services are automatically cleared.

Step 1 - Locate the default Outlook data file

To make sure this is not the case, try opening Outlook and see if it found the data file. Timothy Burlee is a content writer for Secure Data Outlook profile repair and recovery steps Recovery Services. He specializes in various topics in the data industry, including data recovery technology, storage devices, and digital forensics. Throughout his career, he has covered complex concepts and provided accessible solutions for users. Before joining Secure Data, he worked as a freelance technical writer.



After you've moved Fix Outlook Not Opening After Windows Update 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. You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. Sometimes, data files get corrupted in a way that none of the methods above can help.



After getting the Properties window, just go to the "Compatibility" tab and make sure the "Run this program in Compatibility Mode" option is disabled. You may need to move the Outlook data file back down from OneDrive. Sometimes, rather than keeping a backup it actually takes the files off your system and moves them up to the cloud.