My exchange has failed, Is there any free solution to convert OST to PST?

In absence of Exchange, you cannot use "Export" option of Microsoft Outlook. You have only one option left is to use third party party OST to PST Converter. OST to PST Converter by EmailDoctor is the quick fix solution to repair corrupt OST file and convert OST email messages to PST file format. Free trial run of software is available here;

Kimmi Adward

New Member
You need to Convert OST file into Outlook, Live Exchange Server, Office 365.?

Here is best third party tool, it's help you to Convert OST file into Outlook PST file format with all attachments.. KdeTools OST to PST Converter software capable to recover corrupt OST files database and also Export OST file into multiple file format like - PST, EML, MSG, MBOX, Lotus Notes, Live Exchange Server and Office365.

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For the quick conversion of OST files into PST use the best OST to PST Converter to export all the mailbox along with the corresponding attachments into MS Outlook.


New Member
Yes, you can do it by using the manual method. Just open your outlook folder and in that select PST.exe file and you can convert your OST file to PST format. Check Microsoft official website for the whole procedure.
To fix the OST file corruption issue you need to repair .ost file and make them workable by using third party OST to PST Converter allows you to recover corrupted ost file from MS Outlook and save the recovered data in .PST, .EML and .MSG format.
By using Softknoll OST to PST Converter software, you can easily convert OST file into PST formats without facing any issues. The software also helps you to repair corrupt OST file and recover deleted or permanently deleted Outlook mailbox items without any hassle.


you need to export Exchange OST file to office 365, Live Exchange server and outlook. but You not found best Exchange OST to PST Converter tool I suggest to you Download Bulk-eCommerce OST to PST Converter Software, this software is easy to repair your OST file and recover OST file data then convert to Outlook PST with other file formats with export to office 365 & Live Exchange Server.

More read feature to search in Google "BulkeCommerce OST to PST Converter"

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Make use of OST to PST Converter that can without problems repair corrupted database together with each mailboxes from Exchange server Items (Emails, journals ,Attachments, calendar, Contacts, , notes list, tasks, picture, folder and sub-folders) etc. This ost to pst software provides 100% recuperation and conversion of Outlook OST file into PST format.
Get the best OST to PST Converter from the InQuit Software, which is designed in a surveillance of a professional team. You can take the advantage of its free demo version if you have any confusion, it will help you to take a decision of purchasing it, you will be allowed to access 30 email items from each folder, the user can save the files into many formats like EML, EMLX, vCard, vCal, MSG, and MBOX, HTML.

Read More info: InQuit OST to PSTConverter


Try third-party PDS OST to PST Converter software that is awesome solution for conversion of OST file into PST without any doubt. It converts all unlimited size of OST file into PST file format without any changes in original file format. By using this software you can convert Offline OST file into Personal storage PST file format if your exchange has failed in that case also. It is practicable with Microsoft Outlook version 97, 2000, 2003, 2007, 2010, 2013, 2016 and 2019.

Read More: Free to Convert OST to PST by using OST to PST Converter

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Free Download OST to PST Converter Software easily repair the large sized corrupt OST file as well as able to convert the offline OST file into new readable Outlook PST file with all Meta properties and mailbox items deleted items, contacts, calendar, inbox, emails, attachment, journals, junk mail, and to cc, bcc, subject, date, time, and images etc. The OST Converter tool is gives the best features to export the OST emails file into various formats like as EML, MSG, vCard, vCal, MBOX, EMLX, Office 365 and Live Exchange Server etc.

Read more: OST to PST Converter Tool




If your Exchange EDB file gets spoiled due to some reasons so doesn’t go for any other software just I suggest you eSoftTools EDB to PST Converter program which can successfully convert edb file to pst.

With the help of this Exchange EDB to PST converter utility, you can access corrupted and permanently deleted edb email data without any difficulty. Conversion is now very easy to use with some steps and after the conversion process, you can convert complete pub1.EDB and Priv1.EDB file to PST and other file options as EML, MSG, EMLX, vCal, MBOX, and vCard.

Read more - eSoftTools EDB to PST Converter

The Mac user can try the OST to PST Converter for Mac system which can simply migrate the OST file into PST format without losing any data on the Mac system and export them accurate and make them accessible to use. It also repair and recover the corrupted OST files to access its data. This application is well compatible with all Outlook versions and Mac versions.


As far as I know, after crashing Exchange server, no one can use that OST file again. But one can make useable OST mail data if they convert OST data into PST format. For converting OST to PST files, you can go with Shoviv OST to PST Converter tool which provides a reliable and quick solution to recover and export OST to PST, EML, MSG, Office 365 and Live Exchange server. It has a free trial version and a good technical support team as well.

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There are many ways and many software to convert OST to PST in the absence of Exchange server. Free ways are often cause data corruption and incomplete conversion. But if you want to try free method to convert OST to PST then,
Read this- Quick Methods to Convert OST Files to PST File Format - KDETools Software.

But If you want to convert OST completely and safely, I suggest you Dakontools OST to PST converter.

Significant Features OfDakontools OST To PST Converter

● The OST software performs a safe conversion of OST mailbox items such as Contacts, Notes, Emails, Attachments, Calendar, and etc.

●The advanced tool can retrieve the email properties such as Subject, Images, Attachments, To, BCC, CC, Date, From, andetc.

● The OST converter performs the conversion of OST items into multiple file types such as EMLX, MSG, HTML, PST, MBOX, EML, vCard, and vCal.

● Instant recovery of all deleted folders, emails from OST mailboxes.

● Maintains all properties (To, Cc, Bcc, Subject, Time, Attachments, etc).

● Supports all edition of Microsoft Outlook 2016 (64bit or 32bit), 2013, 2010, and 2007.

● No size limitations and recently successfully convert 170.6 GB file from OST to PST.

Download and convert with all in one Dakontools OST to PST converter.


To convert offline OST database into Outlook PST file format without any hassle so make use of eSoftTools OST to PST Converter. It does not make any changes during the conversion process of OST file to PST file format and maintains the email properties (from, to, bcc, cc, size, and subject). It is also able to convert OST into PST, EMLX, EML, MSG, HTML, vCard, and MBOX file format. And it also has the ability to transfer all Outlook OST items to Office 365 cloud for future use. It supports all MS Outlook version ( including- 2019, 2016, 2010 and all the below version).

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