Try the manual conversion of DBX file into PST file before using any DBX to PST Converter Software. Manual method effectively converts DBX file to Outlook PST format. Using manual solution you have to install the Windows live mail and MS Outlook.

Follow the below manual steps-

1) In Windows live mail, Click on the file or Press Alt + F.
2) Click on Import Messages from the menu.
3) In import messages Dialogue box, select Microsoft Outlook Express and click on Next.
4) Then, select All Folders radio button and click on Next tab. (After that the Windows live Mail will import into your mail box data from Outlook Express in Windows Live).
5) Move your cursor on the Export email and click on Email messages. After that select Microsoft. Exchange from Export Mail setup program and click Next.
6) Select All folder like Step 4 and click on Finish.

For more manual solution visit here:  Manual conversion of DBX file into PST file
 

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An Offline OST file is created by MS Exchange, if you want to open Offline Exchange OST file folder in MS Outlook, try OST Recovery software that restore offline OST file with all email properties and export them into PST file format which can be easily readable in Outlook mailbox. This software also Export Offline OST file to PST, Live Exchange Mailbox and Offline 365 mailbox.

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If you have multiple PST files and you want to merge them in one PST file, try PST Merge tool to easily complete this task with simple mouse click. It supports both ANSI and UNICODE PST file and merge mulple PST files in one PST file without any data loss.

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OST to PST Converter software gives you best result and convert OST to PST file with all folders of OST file like :- inbox , outbox, sent items, and etc. This software works with advances methods and also export OST emails into EML,MSG and HTML format. The various features like saving in different file formats (DBX, MBOX, MSG, EML, RTF, HTML, and PDF) other than PST, adds features to the software. The software follows a very simple user interface with look and feel like your regular MS Outlook 2016, 2013, 2010, and 2007.

 

DBX to PST converter software to help users convert DBX files into Outlook (PST) with complete precision and move his all emails with correct properties such as Email Content, Email Headers, Attachments, Formatting, Read and Unread status etc while converting DBX to PST in simple steps without any difficulty. - See more at: http://www.mozesoft.com/dbx-to-pst-converter.html