How to convert OST to PST file format?

Convert OST to PST

Steps to convert Outlook OST to PST files

EdbMails OST to PST Converter to convert Outlook data files

EdbMails tool for OST to PST can export mailbox data such as emails, contacts, notes, journals, appointments, tasks, calendars by converting the OST file to PST. It uses advanced algorithms to recover corrupted and orphaned OST files and enables you to restore your mailbox data in a few clicks. Furthermore, you can export the mailbox data from the OST to HTML, EML and MHT formats and directly migrate mailboxes, public folder and shared mailboxes to Office 365 and Live Exchange.

Convert OST to PST

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I. Prerequisites for converting OST files to PST

Step 1: Install Microsoft Outlook on your computer
For exporting mailboxes from OST to PST with EdbMails, you need to have Microsoft Outlook installed on your computer. Install the latest applicable updates for MS Outlook and ensure that you have sufficient space on your computer to save the output PST file.
Step 2: Create a new profile in Outlook for all users
For a successful PST export operation, create a new Outlook profile. See how to create an Outlook profile for a single user and steps to create an Outlook profile for all users in a domain.

Tip: If you are confused about the different Outlook file formats, Learn more about the difference between OST and PST files.

II. Steps to export email data from OST to PST

EdbMails can reinstate your Outlook mailbox data from Exchange server crash, Outlook errors, virus infections and ransomware attacks. The application is simple to use with a graphical user interface and enables you to perform OST recovery and export operation without requiring technical expertise. It supports Offline Storage Table (.ost) files from Outlook 2021, 2019, 2016, 2013, 2010, 2007 and 2003. For instance, if your Outlook is not connecting to the server, you can use EdbMails to easily export and migrate your Exchange server mailboxes.

Step 1: Download EdbMails OST to PST converter tool
Download EdbMails and install the application on your computer by following the on-screen instructions. It is compatible with Windows 11, 10, 8, 8.1 and 7.
- Download EdbMails and install the application on your computer by following the on-screen instructions. It is compatible with Windows 11, 10, 8, 8.1 and 7.
  See a detailed list of EdbMails system requirements for OST file conversion and migration.
- Launch the application and click 'Login' or 'Start Your Free Trial'.
- Select the recovery and conversion technique as 'OST to PST, OST to Office 365 and OST to Exchange'.
Step 2: Select the offline OST file to extract and convert
- Before starting the repair and conversion operation, take a copy of the OST file as a backup.
- Browse and select the Outlook OST from your computer that you want to convert.
Tip: EdbMails does not require the original Exchange server profile associated with your email account to convert the OST to PST. It can also repair an OST file from corruption and restore email data from issues such as ‘Outlook errors have been detected in the file OST’.
Step 3: Preview and select the mailboxes for export
- After EdbMails scans and recovers the offline OST file, you can preview the mail items such as emails, contacts, folders, notes, tasks, calendars from the application’s preview pane.
- Click on the individual mail items if you want to export them from the OST file to HTML, MHT and EML formats.
- Select the required mailboxes / folders and click the 'Export to Outlook PST' button to continue.
- Alternatively, you can right click on the selected mailboxes / folders and select the option 'Export Selected Mailboxes / Folders to PST'.
Tip: EdbMails provides the following additional options to help you customize the OST to PST export operation based on a Date and other mailbox rules
1. Additional Include and Exclude Filter Options Selective mailbox and folder export from OST to PST.
2. Filter emails by Date: Export emails to PST by applying the Date filter.
3. Split the target PST file into multiple smaller files upon reaching the user-defined size.
4. Filter emails by Size: Exclude emails and attachments from the export, which are larger than a specified size.
5. Create separate PST files for every selected folder and subfolder.
6. Filter emails by domain: Export OST to PST based on the email address

III. Convert the OST file to Outlook PST format

Now, add a suitable label to the export job for identification, which enables you to quickly load the application’s settings for future export operations.
You can view all the labels by clicking 'View Log' that contains all the details of the previous operation.
Verify the mailboxes and folder that you have selected for the export. Select the Action as 'Export' and start the OST to PST conversion.
If the PST location has not been selected before, the application prompts you to select the export location.
Ensure that you have enough free disk space to store the PST files and select the PST location where you want to save the exported data.
That's it! During export operation, you can view the progress as shown below where you can also pause and resume the export.

An appropriate message will be displayed on completion of the export operation. Finally, verify the exported items with the log report. Start Microsoft Outlook and add the exported PST file to verify the items such as emails, calendars, contacts, notes and so on.

Benefits of using EdbMails for OST to PST conversion

EdbMails enables you to save Outlook emails to the hard drive by converting the OST file PST format. In the event that Exchange fails, an OST file or mailbox becomes corrupt, the Outlook data file cannot be accessed, or your Outlook profile is disabled/deleted from the mail server, the PST backup will assist you in avoiding mailbox data loss. If Outlook is down and you are unable to open it, you can convert the OST file to PST format to retrieve your mailbox items.

EdbMails can not only help you convert an OST file to PST, but it can also help you import OST to Office 365 and Live Exchange in a few clicks.
EdbMails does not require the original Exchange server profile tied with your email account to extract and convert the OST to PST.
It can perfectly restore email data from orphaned, corrupted, damaged and virus-infected OST files.
Restore deleted emails and mail items from the OST file.
Easily select and export emails, contacts and calendars from Outlook OST files.
The application enables you to convert mail items from OST to HTML, MHT and EML formats.
EdbMails includes a free OST file viewer and a free PST file viewer that enables you to view both OST and PST files from a single application.
If you have exported the OST file to multiple PST files, EdbMails free PST merge tool enables you to combine the exported PST files into a single PST file.
You can export OST to PST with no email or mailbox size restrictions.
Compatible with OST files from all Outlook versions. More Features

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