Converting Password Protected OST to PST Files

  • A top-notch tool to convert an encrypted OST files to PST data files
  • Securely scans and converts damaged offline OST files to PST files
  • Compatible with all version of Microsoft Outlook email application
  • It also allows users to preview the repaired file items


Microsoft Outlook is the most popular mail client in Windows operating system. It is an application of the Microsoft Office suite. Emails have become the fastest way of communication across the world. MS Outlook not only supports emails along with that it supports attributes like contact details, calendar entries, tasks, scheduling dates, appointments, journals etc. There are two types of file formats supported by MS Outlook, one is PST file format and another is the OST file format. OST (Offline Storage Table) file helps the user to work offline and afterwards, it synchronizes modified files with Exchange Server when connected to the server.

OST stores email locally on the hard drive of the client system. You can make your OST files password protected as well. To use these OST files over the server it is necessary to convert the OST file into PST file format. If the synchronization with the Exchange Server fails or if the OST files get corrupt or deleted then in such conditions, you need to opt for a conversion software that can convert password protected OST files to PST on Microsoft Exchange.

An OST file allows you to work offline when the Exchange server connection is absent. There are numerous reasons that lead to inaccessibility of OST file like if the synchronization process fails due to a sudden power failure that corrupts the OST files. If you modify the profile over the Exchange Server then that also leads to loss of OST files. If the OST files are infected by some harmful virus such as malware or Trojan Horse then also it results in loss of OST files. If you try connecting your old profile with a new network then there are probable chances which may result in, inaccessibility of OST files. If you come across an error message, like

"The file OST_File_Pathoutlook.ost is already in use by the maximum number of applications. Close some of the running programs, and then try again"

This is caused when the file of Outlook is accessed by several applications or if the OST file is corrupted.

To overcome the above-mentioned scenarios you need to create a backup of your OST files. You can take some precautions measures like do not modify any of the settings in the Exchange Server. You can also use an inbuilt OST integrity checker tool i.e. Scanost.exe to rebuild and repair the OST files. Even after taking all precautions if you are still not able to convert OST to PST, then it is essential to take the help of result-oriented and reliable convert OST to PST file software. It also facilitates the user to convert Exchange 2010 OST to PST file in a couple of mouse clicks.

Convert OST to PST file software is an interactive, simple and have graphical user-interface that enables you to carry out a simple and ease manner conversion process. This tool does not require sound and prior technical skills to use them due to their self-descriptive nature. This application is capable of converting all the OST file objects including e-mails, contacts, calendar entries, notes, tasks, journals and more. You can even make use of this software to repair Outlook 2003 OST file damaged due to various reasons within a couple of minutes. With the help of this software, you can even convert OST files that are encrypted and password protected. It converts all the OST files and retains all the Outlook attributes in their respective PST folders. This advanced OST to PST converter software to can also convert OST to Outlook 2007 PST file as well as convert OST to PST on Outlook 2010.

Follow the steps given below to convert password protected OST files :

Step 1: - Download and Install the Convert OST to PST software and launch it. As soon as it gets launched, you will see a pop-up of the main window which will ask you to select any one option among the two Open OST file and Find OST file. If you are not sure about the location of the file then click on Find OST file option as shown in Figure 1.

OST to PST file conversion - Main Window

Figure 1: Main Window


Step 2: Once you click on Find OST file option, a new window will appear where you need to click on the "Find" button in order to search your OST file. Once your OST file gets uploaded from its desired location, click on the "Next" button in order to maintain the following this procedure as shown in Figure 2.

OST to PST file conversion - File selection screen shot

Figure 2: Find OST file location


Step 3: Immediately after clicking on Next button, again a new window will pop-up which will ask you to select a path for storing converted OST file. For this purpose, you have to click on the Browse button. Once you are done with it, you need to click on the Convert button for starting the conversion process as shown in Figure 3.

OST to PST file conversion - Path for storing converted OST file screen shot

Figure 3: Select the destination path for saving converted OST file

Step 4: After your OST file gets converted, you need to click on the Finish button in order to end the conversion process as shown in Figure 4.

OST to PST file conversion - Final screen shot

Figure 4: Finish Window