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Open OST File without Exchange Server – Fixed

Mark Wales | Modified: 2022-03-17T12:10:23+05:30 | Outlook | 5 Minutes Reading

If you land on this page, we assume that due to your OST file is inaccessible or orphaned. You are searching for a solution to Open OST file without exchange or Outlook. If so, then you will get your solution here. In this write up we will let you know the appropriate solution to access OST files without exchange.

This blog will be helpful if you are:

  1. Open OST file without exchange server
  2. How do I open an OST file without an exchange server?
  3. Access OST file without exchange

Why OST File Unable to Access without Exchange Server

When a user connects to Exchange Server with enabled Cached Exchange Mode, an Outlook Offline Folder (.ost) file is generated. Even if an Outlook profile is configured as an Exchange mailbox, users can still access the OST file.

On the other hand, OST files become orphaned if the Exchange server account is deleted. OST files can also become unavailable due to a compatibility or synchronization problem between your Exchange server and your Outlook email client.

Various Causes of Inaccessible or Corrupted OST File

These are the major reasons that make the Offline Outlook Data File (.ost) in Exchange – unavailable/inaccessible/orphaned

  • Failure of the Storage Media – If the storage media containing your Exchange Server databases- crashes or has bad sectors, the database can become inaccessible, leaving your OST file orphaned.
  • Power Breakdown:- If you access your databases during a power outage or an abrupt shutdown of the Exchange server, your databases can be damaged. It’s possible that this will result in an orphaned OST file.
  • Controller Card Failure:- Loss of cached data and database corruption may occur when the caching controller in the Exchange server fails or malfunctions, resulting in orphaned OST files.
  • Deletion By Mistake:- Orphaned OST files will occur if a mailbox on the Exchange server; where the OST file was generated, is accidentally deleted.
  • Malware and Virus Invasion:- Infections with viruses or malware will corrupt the Exchange Server database, rendering it unusable. As a result, the OST file becomes unavailable and orphaned.

Poor bandwidth, Outdated Outlook clients, Unsuccessful migrations, SCP records not cleaned up, DNS problems, stale records, or duplicate Autodiscover records, Firewall issues are some of the additional causes for exchange profile data inaccessibility and server connectivity.

Why Manual Solution is Unreliable?

By Opening an orphaned or unavailable OST file, you can read emails and other data items from it. But as we know you will need to configure and synchronize Outlook and Exchange.

Also, these user queries clearly show you cannot rely on manual methods to Access OST files without exchange. So, instead, you can use OST file viewer software to complete the task.

Open an OST File without an Exchange Server – Recommended Solution

The free OST File Viewer Tool permits users to display OST files in offline mode. With this utility, users can simply access offline data like emails, calendars, contacts, etc. without the installation of Outlook or exchange environment. With this utility, users can easily open OST files without losing any data, even damaged encrypted and password protected.

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The best thing about this utility comes with the free trial version, so users can experience its functioning of it. After you are satisfied with the ease and effortless mechanism, go for the full-fledged version.

Beneficial Features of the Application

  1. Read, open, view emails, tasks, calendars, contacts, notes, and journals of OST files
  2. The tool provides 7+ viewing ways (Mail, Hex, Header, HTML, etc.) for in-depth email analysis
  3. Upgrade pro version to convert, print, search emails in OST files options
  4. Compatible with all Windows OS like Windows 10, 8, 7 (32 bit or 64 bit) & Windows server 2016, 2012, R2 2008 & all editions of Outlook 2019, 2016, 2013, etc.
  5. Read OST files of any size & Avoid Oversized OST mailbox issues

Tips:- If your OST file is highly damaged, corrupted, and inaccessible. You have to restore the file before recovering it into MS Outlook. You can use the FreeSoftvare OST Recovery tool to retrieve corrupted OST files instantly without any hassle.

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Steps to Access OST File in Offline Mode on Windows OS

Users just follow the 4 step procedure to open OST file without Outlook or Exchange environment in offline mode:

  1. Initially, download and install software on your Windows PC. access ost file without outlook
  2. Browse and add OST file in the tool interface open ost file without outlook
  3. After that, Open the OST file in offline mode open ost file without account
  4. Finally, Upgrade to Pro version for export, print, and search feature open ost file without exchange server

Conclusion

Offline Storage Table aka OST files allows offline access to mailbox data. However, in the case of an Exchange server crash, accidental deletion of an Exchange mailbox, or a permanently broken link between Microsoft Outlook and the Exchange server. You will face difficulty accessing the OST data. So, open OST file without Exchange server connectivity using OST file viewer tool by maintaining the data integrity.

Mark Wales