Method 1: Double-check for Naming Conflicts
It's possible that the name of the personal folder file being imported into the client is conflicting. The reason for this might be that 'This Personal Folders file (.pst) is already in use in the current profile.' It's conceivable that a PST file with an identical name already exists in the application. Renaming and importing the current data file is the only method to remedy this.Method 2: Double-check the File's Read-only Status for the Outlook Data File Is Already in Use
This might be a problem if the data file is saved on a CD or DVD. An error message such as 'Outlook Data File is already in Use' may appear. Before proceeding, this status must be changed. The steps to make the modification are as follows: 1). Select Properties from the drop-down menu when right-clicking on the PST file. 2) In the 'Outlook Properties' tab, make sure the 'Read-Only' option is selected. 3). Then, to begin eliminating any errors with your profile, click the Next button. For instance, 'This Personal Folders file (.pst) is already in use in the current profile.' 4). Then repeat the import operation to check if the problem persists.Method 3: Move the Default Outlook PST File
It's conceivable that the path to the default PST file in Outlook is incorrect. To change the path's position, use the following methods:- Select Open File Location from the File>>Account Settings>>Data File tab.
- Next, check to see if the Outlook data file is already in use (.pst) is present. If it doesn't work, try searching for it by name or re-adding it manually.
Method 4: Use the Open Feature in Outlook 2013 and 2016
There is another way to import a PST file into a desktop email client. The following are the steps to remove the notification 'This Personal Folders file (.pst) is already in use in the current profile.' To begin, go to the File menu and choose File>>Open>>Open Outlook Data File. Then, using the Open button, go to the folder directory containing the PST file.Using a Different Approach to Fixing Outlook Profile
Any company searching for a skilled answer to typical email client concerns will find it here. On a daily basis, businesses face a range of challenges. A normal manual process can be used to resolve these concerns. Invasive methods, such as third-party software like the Outlook PST Repair Tool, are necessary. These are more efficient, speedier, and more convenient. These are wonderful tools that won't cost you a fortune. Above all, these are simple software that does not necessitate the use of any other software. It's a stand-alone tool that doesn't require you to install or configure a personal desktop client.A Step-by-step Solution to Outlook Data File Is Already in Use
- Download and run the software in your OS.
- Click on Add file option and your PST file data.
- After that, the software repairs your PST file and gets a complete preview.
- Click on Export Button and select the PST option from the drop-down menu.
- Now, select the destination location to save the conversion.
- Finally, click on the Export button and start the process.

Conclusion
By reading the article, you'll discover why you're seeing the message "the Outlook data file is already in use the current profile." Following that, we've presented a list of possible solutions to the problem. However, if your PST files are destroyed, manual procedures will not be able to fix the issue. To repair those corrupted files, we recommend utilizing an automated application that can swiftly restore the damaged PST files to their original state while preserving all data.Our Outlook data file errors guide matches other error messages with their fixes.
Opening the file from File Explorer? Read why Outlook data files must be opened from within Outlook.