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
 

To repair corrupt pst file in MS Outlook using Outlook Repair software to repair corrupt PST files as well as restore them successfully and export all emails in new PST files. This software also export items from corrupted Outlook PST mailboxes into Windows Live Mail (EML) and Apple Mac Mail (MBOX) with all email properties. It is inbuilt software that runs with all Windows platforms and successfully restore corrupted PST files.

https://gallery.technet.microsoft.com/office/PST-File-Repair-Tool-to-92147b04

I have a 17GB PST file which seems to be corrupt, I repaired my PST with ScanPST.exe but did not get all my data. Please give suggestion how can I repair my PST file its very important for me. 

Make use of Outlook express recovery tool for recovering DBX file to PST, EML, MSG, HTML, MBOX & RTF files. Software can easily recover Larger DBX Files / Unlimited. Program safely works on all Outlook Express (5.0, 6.0 & above), Microsoft Outlook & Windows Operating Systems.

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http://www.dbxtopstconverter.esofttools.com


 

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