Can I Access OST emails if my Microsoft server is offline?

If you are looking for a way to access OST emails on my Microsoft server if offline. If yes, then your search ended here. In this tutorial, we have explained the reliable process to complete the process manually and using OST to PST Converter.

Microsoft Outlook is the most famous and widely used email application around the planet. It allows for sending and receiving emails for corporate and personal requirements. It stores its mailbox data in an OST file and Outlook default PST file.

OST file allows users to access their emails offline but due to any mishappening OST file gets damaged or Outlook profile gets disabled. In this situation you need to transfer emails from OST file into Outlook default PST file to easily import in any version of Outlook or any Outlook account.

Reason to Transfer Emails from OST File When Microsoft Server is Offline

  1. Sometimes, users want to open emails from old OST files.
  2. If a user wants to migrate from one computer to another.
  3. When a profile gets deleted and the user wants to open an email in another profile.

How to Access OST Files When Microsoft Server is Offline Manually?

If you are the owner of the Outlook account or have active Outlook profile then they can export into PST format to easily access by perform the step-by-step instructions as we have mentioned below:

  • First, launch Outlook and then go to the file option.
  • Now, choose open and export and next hit on import/export.
  • Browse Export to a file and press next to confirm.
  • Choose Outlook PST file to export and press next to continue.
  • Select mailbox data as you wish to export.
  • At final, set destination and click on finish to end the solution.

Drawbacks of Using Manual Solution

  1. It will consume lots of time and be a very complex solution.
  2. Users must be familiar with the Outlook application to handle this process.
  3. You can’t restore and convert orphan, damaged, corrupted OST files.

How to Access OST Files When Microsoft Server is Offline Via Automated Solution?

As there are lots of limitations that are needed to face manually and not a suitable choice for damaged OST files. So, we recommend you to choose Corbett OST Converter is an excellent application and it allows you to export into multiple file formats such as PDF, PST, HTML, TXT, Gmail, Office 365 or any IMAP supported email platforms.

  • Download software and run on your computer.

click open to add OST file

  • Choose the OST file and add it into the application.

browse OST file and preview mailbox data

  • Now, select Outlook PST File in the list of export options.

click on PST option

  • Finally, provide a specific location and click on save to get the result quickly.

Benefits of Automated Solution

  1. Its preserved mailbox data attributes remain the same as before the conversion. Also, PST File Converter offers advanced levels of data security to prevent any effect with the original file.
  2. This software also comes with a user-friendly interface to easily handle all types of users.
  3. You can also restore and convert orphans, corrupted and when OST reached maximum size.
  4. With this expert verified software, you can convert specific mailbox data as per date range, subject, sender and recipients etc.
  5. This application can also restore OST file.


In this blog post, we have explained the reliable process to access OST emails if my Microsoft server is offline manually and using expert suggested techniques. If you have an OST file and can access it in Outlook then you can opt manually. Otherwise, we recommend you to choose an expert suggested approach to complete the process without compromising with your mailbox data.

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