Convert Ost To Pst

Read time 9 min. Cached Exchange mode was introduced by Microsoft to overcome the difficulties like Exchange downtime and unavailability.

Microsoft Outlook, in the offline (Cached Exchange) mode, saves all the Exchange mailbox data in a local file named OST file or Offline Outlook Data file. The changes made by the user in the offline mode are later updated to the server mailbox when the Exchange connection is re-established.

As the OST file resides on the user’s computer, it is unaffected by Exchange Server crashes and disasters, Exchange mailbox deletions, etc. So, Exchange administrators and end-users can use OST files to restore user mailbox data on the occasions of such eventualities.

OST files contain unsaved user mailbox data. So, they are useful in situations like:. A few user mailboxes get deleted from the Exchange server. Want to back up a few Exchange mailboxes (before the deletion of mailboxes). An Exchange user wants to rebuild his corrupt OST file, but the user has some unsaved data in the OST file.

EDB files are inaccessible due to Exchange corruption, Server crash, etc. but users want their emails urgently. To re-establish email communication during Exchange downtime or unavailability.

Try automated tool Kernel for OST to PST Converter to Convert OST File to PST, EML, MSG, Office 365, and Exchange.

There are multiple methods to convert any OST file into PST provided you can log in to Outlook with the same Exchange profile. Some native methods to convert OST to PST are presented here:.

Login to Outlook with the Exchange account that was used to create the OST files. And to export the OST mailboxes to PST, follow the simple procedure as given here:. Go to Files >Open & Export and click Import & Export.

Select Export to a file; then click Next.

Select the second option—Outlook Data File (.pst)—and click Next. Select the folder(s) which you want to export and click Next.

Convert OST folders to PST file

Note: You have the option to include subfolders as well. Browse the location where you want to save the new PST file 5. and choose an option regarding the duplicate items.

Note: There is an optional choice to provide a password to the PST file, but you can easily move ahead without choosing it.

By enabling the Auto Archive method in Outlook, you will be able to save the items of the OST file in a separate PST file. This method helps you to keep the size of your mailbox manageable.

When there are many older messages and you do not require them in the mailbox, you can put them in the archive folder easily.

This will reduce the size of the mailbox. Follow the simple steps to enable auto archiving in Outlook. Launch the Outlook application, go to File, and click Options. Go to Advanced and click Auto Archive Settings. Now select the number of days in which you want to run auto archiving. Select the folder to save the archived file; also, provide the archiving options and finally click OK.With this, mailbox items from your OST file will be saved to the PST file as per your archiving settings. Kernel for OST to PST Converter is a professional tool that can freely convert 25 items from each OST folder to PST.

Its advantage is that it can convert offline OST files to PST without an Exchange profile or Exchange Server connectivity.

It has a highly user-friendly interface that lets the user select OST file(s), recover items including the deleted ones, and convert them to PST format. Also, it can convert multiple OST files to PST at a time.

Let’s see the working of the tool:. Open the OST to PST tool. It will open a wizard to select single or multiple OST files.

Select the OST file from its location. When the tool displays the OST file content, you can choose a folder and view its content in the preview pane. To convert the OST file into PST, click the Save option on the toolbar. To save in PST, click PST file (MS Outlook) as the Output type.

Select and apply the required filters – From, To, Subject, Folder Name, Item Type, and Date range.

You have the option to split the PST file after a certain size. Provide the required details. the destination and provide the required details. Lastly, click Finish. When the conversion is complete, the tool shows a message showing the PST file name and its location. You can manually convert OST to PST files only when you are using Outlook with the original Exchange account.

But the software converts even inaccessible OST files into PST format without the original Exchange profile and Exchange Server connectivity.

Create new PST file

It can convert OST files created by webmail (IMAP) accounts too. Also, it provides many advanced filtering and saving options. The blog has proposed and explained different ways to convert OST files to PST files such as archiving OST files, exporting OST files to PST with Import/Export function in Outlook, and quick, efficient, automated conversion via a professional OST Conversion tool. This conversion is helpful in multiple situations including when the server is crashed or has become unavailable.

With this tool, you can fetch the OST data very easily. Hello BENKRU #1 - As you've discovered, an OST file can only be opened/read by the original Outlook profile/email account used to create the file.

Every time an IMAP or Exchange account gets configured, a new OST file is created #2 - For a COX account, this would be for an IMAP account.

So the question to confirm is - what exactly is it are you trying to recover.

Reason for that question is that when an IMAP account is configured, the OST file is created and Outlook will sync with the server for all email folders. What is not sync'd with the server are the contact/calendar folders - that's the primary reason you would need to use an OST2PST conversion tool #3 - There are countless OST2PST conversion tools. Whichever you decide to use, be sure to download/test it before making any purchase to ensure that it can read the file as expected. Going forward, there is a way to mitigate this problem from occurring again.

These following instructions won't help your current situation but will ensure that you won't have to go through it again and assume that you already have your contact/calendar data is in a PST file #1 - Instead of importing the contact/calendar data into IMAP folders that have the words "This Computer Only" in the folder description, simply add the PST file to the Outlook profile.

From within Outlook, go to File --> Open & Export --> Open Outlook Data file --> browse to the PST file and select it #2 - Set this newly added PST file as the "default data file" for the Outlook profile, this is where the default contact/calendar folders are stored.

Go to File --> Account Settings -->Data File tab --> select the newly added PST file --> click on From this point forward, your contact/calendar data will be stored in a PST file. Outlook never deletes a PST file on its own and a PST file can always be opened/read by Outlook. Karl Timmermans (Outlook MVP 2012-2018).

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