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MS Outlook Offline files (OST) are the copy of Exchange Server mailboxes on local systems. It can only be opened or accessed with the account that created it. There might be the case when you have to access OST on the different system on another location via Outlook and this is a thinkable only migrating the data from OST to PST format.

When Microsoft Outlook is configured with Exchange Server, OST files are created, whereas PST files are generated when Outlook works individually in the absence of Exchange Server. Furthermore, it is always suggested to save data available in the Exchange mailbox in a local file format as this provides accessibility in case of unreliable connectivity. If in case, data is necessary to be accessed on another system, it can only be viewed when you convert OST as PST.

More Information about OST Files

  • OST files or offline data folders are expressed in MS Exchange Server offline mode.
  • In the non-appearance of a connection to Exchange account, OST files can be utilized that allows you update modifications to Server mailbox.
  • They are an appreciated asset in situation of Server downtime or variable internet connection.

Migrate OST File to PST File using Manual Techniques

Technique 1. Archiving

Outlook email app provides the facility to archive data by converting the OST mailbox folders to PST file format. The procedure can achieved in the following easy steps:

  1. Open Microsoft Outlook.
  2. Hit on the “File” menu >> choose “Archive” option.
  3. Choose the folder(s) or file(s) that requires to be archived.
  4. Choose the destination path for Archive storage on machine.
  5. Hit on the “Finish” button.

Technique 2. Export/Import Wizard

Moving of OST data to PST file format is maybe the most accessible way and serves as one of the suitable OST to PST conversion options. To achieve the export process follow the below-describe method.

  1. Launch MS Outlook 2016, 2013, 2010 or any below version.
  2. Click on the File >> choose Import & Export.
  3. Now, it will open “Import and Export Wizard”, choose “Export to a File”.
  4. Additional, choose “Outlook data file (.pst)” from the given saving options.
  5. Now make sure to choose the checkbox associated with Include subfolders.
  6. Hit on the Finish.

As far as the Import and Export process is achieved, Outlook will start moving all the items of OST file to PST, if a current password protected PST is selected.

  • If the export process is completed to a current password protected file then fill the suitable password to the dialogue box that says ‘Outlook data file password’ and hit on the ‘OK’
  • Alternatively, if you want to give a password to PST file, type password in the ‘Create Outlook data file’ box and then press on the ‘OK’. ‘Outlook data file password’ box will display, type the password and hit ‘OK’.

Now, once mailbox data is presented in PST file format, it can be moved to the new location in your machine or external hard drive.

Import OST File into PST using OST Converter

It is thinkable that you failed conversion of OST to PST by following the above techniques. In that query, you should go for the automated solution like OST Converter to import OST file as PST format with emails, contacts, calendars, email formatting, and email attachments in an exact way without any changes. Now, try it and convert unlimited OST items into UNICODE PST file which is supportable for MS Outlook 2019, 2016, 2013, 2010, 2007, and 2003.

To keep the integrity of data as same as to assure the safety of all mailbox folders, moving to OST Converter – a third-party solution, which is highly suggested over manual techniques. The OST Converter is an effective and all-in-one solution that offers a numerous saving options for users like PST, PDF, MSG, EML, MBOX, Mac OLM, Zimbra, Lotus Notes, Office 365, G Suite, Gmail, Yahoo, Exchange Server, etc.

Final Words

By using the recommended OST Converter tool, one can not only perform OST to PST conversion, even it can also perform OST files conversion to different file formats, email applications, and webmail applications directly without losing any data. A FREE DEMO of this tool is also available that supports exporting first 25 items from an OST file to PST format without cost. If you need import bulk items from OST to PST, then you should go for its license key.

Outlook data files include OST and PST. When you log in using an Exchange, IMAP, or Outlook.com account, an OST (Offline Storage Table) file is created on your computer; when you configure your Outlook account using a POP3 account, a PST (Personal Storage Table) file is created.

Importing PST files into a different Outlook account is simple. However, an OST file cannot be moved to another Outlook account or profile since it is associated with the user account in which it was generated. You must convert an OST file to a PST file format in order to relocate or transfer its contents. The best ways to convert an OST file to a PST file on a Windows 11/10 machine will be discussed in this post.

That’s How OST to PST Conversion helps

In general, when working either in an organization or being an individual, there are some situations that require the OST to PST conversion. Here is how:

  • Information availability to OST data during server down time
    • Professional emailing is done primarily through the operation of MS Exchange Server. However, if the server crashes, or faces downtime, the OST file becomes unreachable. Therefore, the OST file is converted to PST that makes the communication continue without waiting for Server restoration.
  • When moving OST to a different system
    • Let’s say your organization is implementing a new exchange server or office 365 or for some other reason needs to move to a new server. Otherwise, one has to export OST to PST to avoid data conversion issues and for data…”
  • How to repair, rebuild and regain, Unknown OST Files
    • The OST file can be considered that it has no parent account where the user has left or once the Exchange Server account has been terminated. Therefore, in order to get across such types of files, Outlook users must convert OST to PST for future use of data.

Therefore if you too are in any such situation and in search of solutions for OST file conversion, then read on.

Convert Outlook OST to PST Win 10/11| Direct Exportation

Please download the OST File to PST Converter into your personal computer. Run it as an administrator.

  1. Locate Select File(s)/Select Folder by hitting a click, find OST files, and add to convert.
  2. Once files have been added, they will appear on the list as shown on the figure below and you can click on next.
  3. Third, review the contents of OST data and choose which folders in the resultant file should be included.
  4. Select PST format to save it and apply the required filter option for a precise search.
  5. Finally, type in the file path for saving output PST and hit the convert button.

It is advised to use the above steps using the demo version of the tool and later on go for its full purchase for complete conversion.

Advantages or Benefits of Converting OST to PST

As OST files are the data files of Exchange accounts connected in Outlook, they are helpful in multiple situations like the following:

  1. When users’ mailboxes become corrupt and deleted from the Exchange Server.

: Have a desire to copy a few Exchange mailboxes (before deleting the mailboxes).

  1. An Exchange user needs to rebuild its OST file which has been damaged, but the OST file contains some data which has not been saved yet.
  2. When it comes to corruption, users cannot access any of the Exchange accounts, but they need their emails and as quickly as possible.
  3. In order to resume using the email client when the exchange server is offline or incapacitated.
  4. If you are migrating from one email client to another and your new email client does not support ost files you will have to convert ost to pst without outlook in order to get access to your old emails.

If you have your email account hacked or impaired and it becomes very difficult for one to operate it again then you can get your old emails from the tool so as to recover your lost data.

Conclusion

Therefore, most users opt to convert the OST files to PST format because during server downtimes, migration to new systems, and to gain access to data that cannot be accessed. This task can, however, be made easier by proper use of reliable conversion tools, and more importantly, data security will not be an issue.

Outlook data files include OST and PST. When you log in using an Exchange, IMAP, or Outlook.com account, an OST (Offline Storage Table) file is created on your computer; when you configure your Outlook account using a POP3 account, a PST (Personal Storage Table) file is created.

Importing PST files into a different Outlook account is simple. However, an OST file cannot be moved to another Outlook account or profile since it is associated with the user account in which it was generated. You must convert an OST file to a PST file format in order to relocate or transfer its contents. The best ways to convert an OST file to a PST file on a Windows 11/10 machine will be discussed in this post.

That’s How OST to PST Conversion helps

In general, when working either in an organization or being an individual, there are some situations that require the OST to PST conversion. Here is how:

  • Information availability to OST data during server down time
    • Professional emailing is done primarily through the operation of MS Exchange Server. However, if the server crashes, or faces downtime, the OST file becomes unreachable. Therefore, the OST file is converted to PST that makes the communication continue without waiting for Server restoration.
  • When moving OST to a different system
    • Let’s say your organization is implementing a new exchange server or office 365 or for some other reason needs to move to a new server. Otherwise, one has to export OST to PST to avoid data conversion issues and for data…”
  • How to repair, rebuild and regain, Unknown OST Files
    • The OST file can be considered that it has no parent account where the user has left or once the Exchange Server account has been terminated. Therefore, in order to get across such types of files, Outlook users must convert OST to PST for future use of data.

Therefore if you too are in any such situation and in search of solutions for OST file conversion, then read on.

Convert Outlook OST to PST Win 10/11| Direct Exportation

Please download the WebbyAcad OST to PST Converter into your personal computer. Run it as an administrator.

  1. Locate Select File(s)/Select Folder by hitting a click, find OST files, and add to convert.
  2. Once files have been added, they will appear on the list as shown on the figure below and you can click on next.
  3. Third, review the contents of OST data and choose which folders in the resultant file should be included.
  4. Select PST format to save it and apply the required filter option for a precise search.
  5. Finally, type in the file path for saving output PST and hit the convert button.

It is advised to use the above steps using the demo version of the tool and later on go for its full purchase for complete conversion.

Advantages or Benefits of Converting OST to PST

As OST files are the data files of Exchange accounts connected in Outlook, they are helpful in multiple situations like the following:

  1. When users’ mailboxes become corrupt and deleted from the Exchange Server.

: Have a desire to copy a few Exchange mailboxes (before deleting the mailboxes).

  1. An Exchange user needs to rebuild its OST file which has been damaged, but the OST file contains some data which has not been saved yet.
  2. When it comes to corruption, users cannot access any of the Exchange accounts, but they need their emails and as quickly as possible.
  3. In order to resume using the email client when the exchange server is offline or incapacitated.
  4. If you are migrating from one email client to another and your new email client does not support ost files you will have to convert ost to pst without outlook in order to get access to your old emails.

If you have your email account hacked or impaired and it becomes very difficult for one to operate it again then you can get your old emails from the tool so as to recover your lost data.

Conclusion

Therefore, most users opt to convert the OST files to PST format because during server downtimes, migration to new systems, and to gain access to data that cannot be accessed. This task can, however, be made easier by proper use of reliable conversion tools, and more importantly, data security will not be an issue.

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