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Convert OST to PST

Best option for converting OST file from Exchange 2013 to PST so I can import to an account on a Exchange 2016
4 Solutions
Pawan KumarDatabase ExpertCommented:
stellarservertools can be used for this purpose.

url - http://www.stellarservertools.com/ost-pst-converter.php
Seth SimmonsSr. Systems AdministratorCommented:
an OST is only a local copy of your exchange mailbox
if you are trying to take that mailbox and import to an account on 2016, just export the 2013 mailbox to PST then import on 2016



stellarservertools can be used for this purpose.

website has malware; virus detected when trying to load the site
Bill PrewCommented:
Search is your friend, there are many prior questions on this with useful info...

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sf1eldsAuthor Commented:
The Exchange 2013 Server is no longer active. That server crashed.
JohnBusiness Consultant (Owner)Commented:
In that case Stellar has standard OST to PST convertor tools that do not require a server.
Pawan KumarDatabase ExpertCommented:
You can use stellarservertools for this. Please try..
Either recover Exchange using /m:recover switch or install a new Exchange server and mount the database there.
MAS (MVE)EE Solution GuideCommented:
Agree with Ronin
If your server is failed.  You are supposed to recover that server then uinstall from program and features else you will have errors and warnings in future.

If you dont have EDB you can try this. https://www.systoolsgroup.com/ost-recovery.html
bretli walkerCommented:
I would like to share paid and third party tool. You can try these.
Freeware: https://www.mailvare.com/free-ost-to-pst-converter/
Paid: https://www.gaintools.com/ost/pst/
Marshal HubsEmail ConsultantCommented:
As suggested by other community members, You can easily convert OST file from Exchange 2013 to PST by using Stellar OST to PST Converter. Just download the software from this site: https://www.stellarinfo.com/convert-ost-to-pst.php
Sandeep KumarAssociate ConsultantCommented:
You can use Kernel for OST to PST Converter tool for the conversion of Exchange 2013 OST file to Outlook PST file.

It can convert OST to PST or DBX, MBOX, MSG, EML, TXT, RTF etc formats and easily export to web mails, Office365, Exchange, Novel GroupWise or Lotus Domino servers. It supports all Exchange & Outlook versions. To know more about the application Visit https://www.nucleustechnologies.com/exchange-ost-recovery.html and download the software.

There are several methods to convert OST file to PST file.

First, Microsoft does not provide an official tool to do the conversion. However, if you can access the contents of the OST file in your Outlook, then you can perform the conversion manually, as follows:

1. Start Outlook. Make sure you can access all the contents in the OST file to be converted.
2. Create a new PST file.
3. Go to the OST file, select and copy all the contents to be converted with your mouse.
4. Go back to the new PST file, then paste all the contents into the PST file

That will do the OST to PST conversion.

You can also perform the conversion by exporting the contents of OST file to PST file by following the instructions at:


Second, if you can access the Exchange server containing the account data for the OST file, then you can use Export-Mailbox command to export the data into a PST file, similar to convert your OST file into a PST file. Below is the article about doing that:


Third, you can try  a free OST to PST converter via Outlook VBA . Below is the article about doing that:


Hope this will help. Good Luck!
Max PersianCommented:
Few days ago, I was facing same trouble and tried EmailDoctor OST to PST Converter. As we know, Outlook does not support any option for importing of OST file. If you want to import OST file then firstly you need to convert OST to PST format then import the converted PST files to Outlook. You can convert OST to PST by using manual and third party solution. Tip to tip steps on how to convert OST to PST format;https://www.linkedin.com/pulse/20140327103717-240215129-find-out-three-best-microsoft-outlook-ost-to-pst-conversion-way
Amartya SenCommented:
Use this Regain OST to PST Converter software is a dextrose and well designed program that can convert all the OST files into PST safely and quickly. It successfully works to again access OST mailbox & emails database into PST file such as-: Contacts, Calendar items, Notes, Scheduled tasks, appointments, journals, drafts etc.

Know more about:- http://download.cnet.com/Regain-OST-to-PST/3000-2367_4-77435711.html
aish smithSr DeveloperCommented:
Here I would like to introduce another excellent third party software, Convert OST to PST. Its free evaluation version is also available. With the help of this third party software, users can accurately convert multiple mailboxes in a single attempt. Apart from converting OST files to PST, users can also migrate OST mailbox data into Lotus Notes, Novell GroupWise, Office 365, iCloud, AOL, Gmail, etc. https://www.softknoll.com/ost-to-pst-converter/
kiyan mokExpert TechnologyCommented:
Honestly KDETOOLS OST to PST Converter tool for converting OST file to PST format without any data error.

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