You can try the eSoftTools OST to PST Converter Software's free trial version to free convert OST file to PST file with accuracy. It can directly and efficiently recover your damaged or corrupt OST file and export it as a PST, EML, MBOX, HTML, VCARD, and MSG file. The OST file can be imported into a cloud platform of email clients, including Office 365, Gmail, and Yahoo.
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Download SysInspire Best Free OST to PST Converter Software, which allows removing all mistakes from an OST file and recovering its inner contents including emails, contacts, calendars, tasks, notes, inbox items, outbox items, journals, notes, and appointments. This OST to PST Converter will convert exchange OST files to PST, EML, MSG, HTML, vCard, CSV, MBOX, and other formats with ease. All versions of MS Outlook, including 97, 2000, 2002, 2003, 2007, 2010, 2013, and 2016, as well as Windows versions up to 10 are supported by OST to PST Conversion Software (32 and 64 Bit).
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Convert OST Using Archive Method to Move Mailbox into PST
Step 1: Open your Microsoft Outlook application
Step 2: Click on “File” and then Archive
Step3: Choose the file/folder to archive and Browse the location to save the archived file
Step 4: Click Finish
Note: With the archive method, you can migrate all OST data except for the contacts.
Convert OST file to PST Using Drag and Drop Method
With this method, you can convert Mailbox items of OST file to a new PST file.
Step 1: Launch MS Outlook application
Step2: Create a new PST file in your Outlook Profile
Step 3: Choose and drag all the mailbox folders you want to move to the new PST file.