Rename OST File in Outlook Without Errors – Easy Methods

Why Do Users Rename OST File in Microsoft Outlook?

• Users rename OST files to avoid confusion between multiple Outlook accounts on one system.
• It helps keep mailbox data organized when working with several profiles or backups.
• Renaming makes it easier to identify specific OST files without opening each one.
• Many users rename files before backup to keep names clear and easy to track.
• It helps prevent overwriting when moving or saving OST files to another location.
• Users often rename files during migration to match new email accounts or setups.
• It makes sharing OST files simpler, as names are easier to recognize quickly.
• Renaming helps during troubleshooting by keeping different file versions easy to manage. 

Manual Methods to Rename OST File in Outlook

There are actually two easy ways to rename an OST file in Outlook. Both ways are good and work fine. You just need to follow the steps properly. Also, you shouldn’t run into any issues.

Method 01: Rename OST File in MS Outlook 

Follow these steps to safely rename the OST file in Microsoft Outlook:

Step 01: Close Microsoft Outlook

Firstly, make sure Microsoft Outlook is completely closed.

Step 02: Locate the OST File

After that, go to the default OST file location:

C:\Users\YourUsername\AppData\Local\Microsoft\Outlook

Step 03: Rename the OST File

1. Thereafter, right-click on the OST file.
2. Further, Select Rename.
3. Then, change the file name as you want.

Step 04: Restart Outlook

1. Now, Open MS Outlook again.
2. At the end, Outlook will detect the missing file and change OST File Name in Outlook.

Method 02: Recreate OST File in Outlook 

To fix this error, it is better to recreate an OST file in MS Outlook instead to renaming it.

Steps to Recreate OST File:

1. First, open the Control Panel.
2. Then, you need to go to Mail >> Data Files & select your account.
3. Now, note the file location and close MS Outlook.
4. Next, click Delete or rename the OST file
5. Lastly, restart Microsoft Outlook.

Outlook will create a new OST file and resync all data from the server.

Automated Solution to Rename OST File in Outlook

If you’re dealing with issues like errors or trouble accessing your OST file. You can use the MailConverterTools OST to PST Converter to rename your OST files. With the help of this tool, you can convert more than one OST file into PST without data loss. Moreover, this software keeps your emails, folders, and structure intact. The interface is usually simple, so even if you’re not very technical, you can still use it without much effort. Additionally, this tool can also convert OST to PDF, EML, CSV, and other file formats. Moreover, it has an option to Remove Duplicates from OST files, convert OST to PST files with or Without Attachments, and offer a Date Filter option.

Follow these verified steps to change the OST File Name in Outlook:

1. Firstly, install, download, and open the OST to PST Converter.
2. Afterwards, go to Select Files/ Select Folder to add OST files and press Next.
3. Thereafter, preview and select your files from the tree structure. Click Next.
4. Next, select PST as the saving file format.
5. Finally, apply additional filters and press the Convert button to initiate the process.

Final Words

To sum up, we covered all the aspects to rename OST file in Outlook. This could be done with the right method. In this guide, we discussed three methodologies that help you to rename your OST files. However, both the manual method is suitable for a small number of files, not for large files. Therefore, it is recommended to use the MailCoverterTools OST to PST Converter that smoothly changes the name without any data loss.

Frequently Asked Questions

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