Your Outlook Data File Cannot be Configured – Fixed

Margot Robbie | July 14th, 2025 | Outlook Errors

Hello Readers, if you are here, then you are definitely facing the Outlook data file cannot be configured issue. If you want to know why this error occurs and how to fix the Outlook data file has not been configured issue, then this guide will be helpful for you. In this guide, we will explore simple and effective methods to resolve this issue.

outlook data file cannot be configured

Outlook Data File Cannot Be Configured error typically indicates that there is an issue with your data file, such as OST/PST. It prevents the application from setting up or opening your Outlook data file and can’t access you emails, contacts, calendars, and other data stored in that file.

Why does Outlook Data File Cannot be Configured Error Occur?

There are several reasons for the Outlook data file has not been configured issue. Some of them are listed here;

  • Outlook can’t configure the file due to corruption of Outlook data files.
  • Sometimes, the Outlook profile becomes damaged then which prevents users from accessing Outlook data files.
  • If you have manually moved or renamed the file outside Outlook, it won’t be able to find it, which may cause this error.
  • Faulty or outdated add-ins can interfere with data files to opened or configured.

How to Fix the “Outlook Data File Cannot be Configured” Issue?

In this section, we will discuss the troubleshooting solutions that will help you to solve this error.

1. Solve Outlook Data File (.ost) has not been Configured Error

If Outlook can not access your email account then this error will occur. To solve it, you need to delete and recreate OST file.

1. Open Control Panel and go to Mail option.

click on mail

2. Select Email Accounts.

Select Email Accounts

3. Choose the Data Files tab and then select Exchange account, after that select Open File Location.

Outlook data file cannot be configured

4. Right-click on your OST file and click on Delete.

Once you delete your OST file then open Outlook again, it creates a new OST file automatically synchronized with the server. If this method does not help to configure the file or open Outlook OST file cannot be opened then try the Advik OST Repair Tool to solve the Outlook data file cannot be configured error, The software can easily fix all issues of your Outlook data file and create a new healthy file.

2. Fix Outlook Data File (.nst) Cannot be Configured Issue

NST Files are used by Outlook to store local copies of emails and other mailbox data items when configuring Office 365 in Outlook.

Step 1. Verify the System for Corruption

  • Press Windows + R and type cmd and press Enter.
  • Now, type sfc/scannow and press Enter

Step 2. Install the Latest Windows

  • Click on Start button to check for Windows Updates.
  • Type Update and press Enter.
  • If updates are available, then click on Install Updates.

Step 3. Clean Up Junk Files

  • Press Windows + R, type Cleanmgr, and press Enter.
  • Choose your OS partition and click OK.
  • Next, click on Clean Up System Files.

3. Fix Outlook Data File (.pst) Cannot be Configured Error

If you are facing Outlook file (.pst) has not been configured and you are unable to open PST file in Outlook then you need to repair your file to solve this issue. Microsoft provides an Inbox Repair Tool to fix issues with your .pst file.

1. Close Outlook and browse to C:/Program Files.

2. Type scanpst.exe in the Search box and open the ScanPST.exe Tool.

3. Click on Browse to add PST file that you want to repair.

4. Click on the Start button to begin the scanning process.

click on start

5. If the scan finds the error, then click on Repair to start the repair process.

Outlook Data File (.pst) Cannot be Configured

Once the repair process is complete then open Outlook and check issue is solved or not. If you are still unable to solve Outlook Data File Cannot be configured issue, then try the Advik PST Repair Tool. The software can fix all the corruption issues of your Outlook PST file. It exports all its data and creates a new healthy PST file that can be easily configured without any hassle. With this utility, you can repair Outlook PST file without ScanPST.exe in just a few simple clicks. It is designed with advanced algorithms that preserve all key attributes and structure during the process.

Conclusion

The “Outlook Data File Cannot be configured” error can be annoying, but it is fixable with the right steps. Here, we have explained some troubleshooting steps to solve this error. By rebuilding the OST file or repairing the Outlook data file, you can configure your Outlook data files. You can also use expert solutions to fix the corruption of Outlook data files.