Summary: "This article describes an amazing method to convert inaccessible OST to PST. Well, there is no manual method to convert OST to PST. Hence, here we will provide you a professional tool that can make your task easy". 

OST and PST both are file formats of Microsoft Outlook. OST files are used to save the offline copy of the data from the Exchange Server. These files are created by Outlook when users create an Exchange/IMAP email account. Users can access OST files without having an internet connection, and the changes they in offline, all get synchronised in the online mailbox whenever their system connects to the internet.

However, sometimes these files become inaccessible or corrupted due to some technical glitch. In order to access those files, users want to convert OST files in PST. You can learn why users want to convert inaccessible OST to PST in the next section.

Reasons Why Users Convert OST to PST

There are many benefits for Outlook users if they convert OST files into PST files. Some top reasons are given below-

  • If users convert OST files in PST file format so they don’t need to worry about data getting accidentally deleted from the exchange server
  • Users can easily access their data in case your exchange server crashes for any reasons
  • You can simply keep your PST file in any safe location after converting
  • If your OST file became inaccessible during Exchange maintenance, so conversion is the last option to access those files. You first need to convert OST to PST and then import it into Outlook.

These are the some common reasons due to which users need to convert OST files into PST formats.

Note: As we have already discussed, there is no manual method available to directly convert OST to PST, and if you try to find any manual to perform this task. So all the methods that you find will be time-consuming. Hence, we highly recommend that you to use the professional tool to save your time and make your task effortless. 

Professional Method to  Convert Inaccessible OST to PST 

For OST file conversion, SysTools OST to PST Converter is the picture-perfect tool. it is one of the most reliable options to convert inaccessible OST to PST and is trusted by IT administrators. From your basic emailing to advanced calendars, tasks, contacts, and journals into PST files. This software properly recovers inaccessible files and corrupted OST files and changes them into PST formats. This software has a very user-friendly interface. 

Some advanced features of the software

  • It converts OST to PST with emails, calendars, contacts, tasks, journals, etc without data loss.
  • Convert in multiple formats such as MBOX, MSG, EML, EMLX, and NSF File Formats
  • It has the ability to convert inaccessible, orphaned, large-sized, and offline OST files to PST format
  • This tool supports the latest Outlook version and all versions of Windows OS
  • It can convert OST files without an Exchange server or server Connectivity
  • It also provides you free demo version to check the conversion process
  • This software is totally safe and secure 

Steps to Convert an Inaccessible OST to PST 

  1. Download the software and install on your device
  2. Tap on "Add File" top-left of the screen
  3. Tap on "Select File" under the Add File Option
  4. Select OST files that you want to Convert in PST
  5. Go to "Scan Mode" and select "Quick" it faster converts OST files. you can also use advanced settings if your data is highly corrupted
  6. After that click on the "Export" button
  7. Select the "PST" file under Select Export Type
  8. "Browse" the location to save your PST file
  9. Finally, click on the "Export" button to start the conversion

Conclusion

Although OST files are secure and resilient, but they still get damaged easily due to sudden system shutdowns, Outlook crashes, etc. and sometimes when mailboxes get deleted from the Exchange server, it make file inaccessible and orphaned. To get rid of this problem, we have provided amazing software that can easily convert inaccessible OST to PST.