Here are the detailed steps to use and convert the OST file to PST format using the Kernel for OST to PST Converter tool:

Step 1: Download and install the Kernel for OST to PST Converter tool.

Home page of the OST to PST Conversion tool

Step 2: Click on the Select File option to add OST files.

Select OST file(s) for conversion

Step 3: Select Convert Multiple Files(s) option, then click on the “+” button to upload the bulk OST files.

Note: Select Convert Single File to add only one OST file for conversion.
Peview of OST mailbox items before saving

Step 4: Select the required OST files and click on the Open button.

Select and save emails to the desired format

Step 5: Once the files are added, click on the Next button.

Save the OST mailbox data to the desired format

Step 6: Click on the Finish option to proceed.

Filter mailbox data and convert selectively

Step 7: You can click on any folder or email message to get its detailed preview.

Select the required item types and convert specific items only

Step 8: Click on the Save button to move forward.

Date wise filtering of mailbox data

Step 9: Select the PST file (MS Outlook) as the Output Type and click on the Next button.

Note: Apart from PST, our software provides multiple file formats, email servers, and cloud-based email clients to save files. You can select the one as per your requirements.
Split Add Prefix Option to Manage Recovered Data

Step 10: Apply the required filters, including From, To, Subject, Folder Name, Item Type, and Date Range. Click on the Next option.

Save Recovered Data in PST File

Step 11: If you want to split your resultant PST file, then apply the Split option (split PST ranging from 1 GB to 45 GB) and click on the Next button.

Successful conversion of OST files

Step 12: Click on the Browse button to provide the destination to save converted files.

Outlook Express (DBX)options for saving OST file

Step 13: Select the required folder or location from your local system and click on OK.

Saving OST data in MBOX email clients

Step 14: Apply Saving Preferences and click on the Finish button to start the conversion process.

Saving emails in EML files

Step 15: The software will begin the OST to PST file conversion process, and you can view the progress status.

Save OST data directly in Office 365

Step 16: Wait for a few minutes, and your OST file will be successfully converted into PST format. Click OK to end the process.

Saving a Snapshot

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