SysTools OST Recovery

SysTools OST Recovery

Best Tool to Repair Damaged OST File & Export to PST, EML, MSG, HTML, PDF, & Office 365

SysTools OST Recovery Tool is best rated software to fix & recover OST emails from corruption or damage. Download Free Demo version of Exchange OST File Recovery & extract data from OST & NST File like Mail, Calendar, Contacts, Notes, Task & Journal. It supports to Recover OST file created by IMAP, Office 365, Exchange Account, and Outlook.com

Extract & Recover deleted emails from OST files: Mail, Calendar, Contacts, Notes, Task & Journal
Rebuild & Restore OST file into PST, EML, MSG, HTML, PDF and Office 365
Supports to Fix Corrupt OST as well as Outlook NST File
Decrypt OST File emails by Removing S/MIME & OpenPGP encryption
Search within All or Selected Drive & Recover Multiple OST File
Capable to recover inline images from Microsoft Outlook OST file
Support to recover .bak file created by SCANPST.EXE when repairing ost file
Display Deleted OST items in Red Color after Recovery
Apply Filters by Date Range & restore emails from OST with Selective Items / Folders
Software Support to recover .bak file data in Microsoft Outlook
Split exported File into Small size to avoid large-sized corruption issues
Maintains Email Metadata like Read / Unread Status & Message Dates
Supports MS Outlook 2019, 2016, 2013, 2010, 2007 & All below versions
Supports to Recover OST file of both Compressible & High level Encryption
No File Size Limitation for recovering orphaned OST File

MVP Reviews

MVP

“There can be conditions when Offline OST file in Outlook 2019, 2016, 2013, 2010, 2007 gets corrupted and you are unable to rebuild OST file, in such cases SysTools OST Fix tool is the simple utility which easily fix corrupt OST file & all the mailbox data of Offline OST file. The orphaned OST file recovery software is designed in such a way that all types of users can use it without any prior knowledge of recovering emails from .ost file. Also, there is no limit to fix .ost file using this OST Data Recovery tool.”

Expert Reviews

Remigiusz Szatkowski

“SysTools OST recovery software is the ultimate solution to restore Offline OST mailbox data. This new version of OST offline recovery version has many update and new features which allow user to recover damaged OST file & save the data into a healthy state after successfully recovering emails from OST file corrupted state.”

Features of The Best OST Recovery Software

Support to recover complete data from damaged .ost file in problem free way

Save Selected Data After Recovering from OST

Suppose you want to save only few emails after performing OST recovery. It means that, you need a utility which can save only selected files. Instead of exporting complete data. So, I recommend you to use SysTools OST file recovery software and save only selected files.

Remove S/MIME & OpenPGP Encrypted OST File Emails

OST file is encrypted and you are unable to access. The SysTools OST file recovery tool is capable to remove S/MIME and OpenPGP encryption from .ost file easily. The software is programed to remove encryption from any size .ost file. Also the OST recovery wizard will provide you two scanning option i.e. Normal Scan and Advance Scan.

Option to Search OST file from Your Computer

If you are not aware with the default location of OST file on your system. Then use Search feature of this OST recovery wizard. The software provides option to search .ost file from specific drive or complete drive.

Steps to perform OST File Recovery:

Step 1: - Download and Install OST Recovery Wizard
Step 2: - Browse or Search OST file using Software Panel
Step 3: - Preview OST file emails and select to extract
Step 4: - At the last Save recovered emails with attributes

SysTools OST Recovery Software - Features

Restore corrupt & damaged OST file of Outlook 2019, 2016, 2013, 2010, 2007

Restore Deleted OST & NST Data

SysTools OST Recovery Tool can restore all permanently or hard deleted emails from OST file in Outlook 2019, 2013, 2016, 2010, 2007 like; deleted emails, contacts, tasks, calendars etc. It also supports to recover .bak file (created by SCANPST.EXE / Inbox repair Tool when repairing ost file). After recovering BAK, NST & OST file, the OST Data Recovery tool save the restored file into PST, EML, MSG, HTML, PDF and Office 365 & make data MS Outlook accessible. The OST Fix tool displays recovered emails to users in Red Color in the preview panel.
Note: BAK, NST & OST File with Unlimited Size get successfuly restored with Exchange OST Recovery software

Fix OST File - Low & High Corruption

Two scanning modes are available to rebuild damaged OST file in Outlook 2007, 2010, 2013, 2016, 2019 i.e. Quick scan and advanced scan. Quick scan is to recover OST File data for less corrupt OST file and advance scan option is for severely corrupt OST file. Now, the OST & NST Recovery software performs Quick scanning by default to rebuild OST file in Outlook 2019, 2016, 2013, 2010, 2007, 2003.

Restore from Single or Multiple OST File

This OST Restore Tool Provides two option to browse & add OST File for recovery:

Select File : Enables users select single OST file for recovery
Search File : Enables users to Search OST Files within Selected or All Drive for Batch OST Recovery

Auto-Locate OST File for Recovery

This Utility provides "Search File" Option which enables user to search OST in following two ways & recover only selected OST File

Search Selected Drive: This enables users to search with Selected Drive (eg- C:, D:, E: etc.)
Search All Drive: This enables users to search OST from all the Drives.

Decrypt OST Emails from S/MIME or OpenPGP Encryption

The OST Fix Tool by SysTools is capable to Decrypt OST Emails & remove Encryption from OST emails which are encrypted with S/MIME or OpenPGP. Users simply need to check "Remove Encryption" checbox to decrypt SMIME / OpenPGP Encrypted emails in selected OST file. For this you need to provide associated Certificates (with passwords) to decrypt S/MIME encrypted emails or Private Keys(with passwords) to decrypt OPENPGP encrypted Emails

Preview OST File Data with Item Count

After recovery, the OST File Recovery software generate an instant preview of all OST file components like: Email, Calendar, Contacts, Notes, Task & Journal etc.; with its item count. After scanning, utility displays only those Folder name in Bold, which contains data for quick access. Also, orphaned OST recovery will display emails in normal mail view with associated attachment preview while you fix corrupt OST file.

7+ Views Option With Meta Data After OST Recovery

OST Recovery Tool provides 7+ Preview Modes: Normal Mail View, Hex, Properties, Message Header, MIME, HTML, RTF and Attachments to preview Recovered OST File attributes. This enables users to inspect recovered OST File Properties in specified way for detailed analysis. Office OST Fix tool ensures to keep Meta properties like To, Cc, Bcc, sent date, received date etc.; intact. Also, the original formatting of all items remains as original after the process to rebuild ost file of Outlook.

Save as PDF with Customized Settings

OST Recovery tool supports to recover & save OST as PDF after successful recovery of the file. It provides Multiple Options to customize the PDF that you need to export:

PDF Page Margin : User can Specify Top, Bottom, Right, Left Margins required in Page
PDF Paper Orientation & Page Size : User can Specify Paper Orientation in Landscape & Potrait Mode & Page Size (A3, A4, letter)
PDF Bates Numbering & Page Stamping : User can Specify Bates Numbering (Starting, Increment by & Position), Stamping Position & Format

Extract Selected Items from OST File / Folder

On saving selective emails or items from the recovered OST file; check or uncheck respective items and click export to extract emails, contacts & calendars from OST file as per your need. Also, with this you can Select and check the specific file or folder that you want to export in PST, EML, MSG, HTML, PDF and Office 365. The OST Fix tool will only rebuild corrupt OST & save files / folders that are being marked with a check.

Discard Empty Folders Automatically

OST Recovery Tool provides "Don’t Export Empty Folders" checkbox option which enables users to exclude Folders which are empty. To avail this option you need to first uncheck "Maintain Folder Hierarchy" option. This will recover only folders that have data & skip all empty folders.

Maintains OST Email Folder Structure

Outlook OST Restore Software maintain the internal folder structure of OST file as it is, while creating PST file. There will be no changes done in the internal hierarchy of files or folders after you fix corrupted OST file.

Apply OST Mail Filter to Recover Emails

While restoring & extracting data from OST file; you can specify date range to apply mail filters. Thus; you can recover damaged OST file & save all email or items within these date range with the help of OST Fix tool.

Multiple Message Saving Options for OST

After recovery of OST data, you can extract the OST file into multiple e-mail message formats like; PST or .eml or .msg. Each of these formats can further be used in various email archiving applications and email clients like; Outlook, Outlook Express, Windows Mail etc.

Divide Recovered Files by Size

While extracting OST data into PST, you can apply the PST split option to break the resultant PST file into multiple parts. Specify the size in GB and the software will create several PST files of same size.

Save & Load Scanned OST File Easily

The OST file Recovery tool enables the user to save an OST file in Outlook 2019, 2016, 2013, 2010, 2007 once it has been scanned. The scanned file can be later on loaded when required, thus enabling the user to save time from re-scanning the same OST file while you fix corrupt OST file.

Fix OST File Without Microsoft Outlook

The Outlook OST file Rebuild software gives the provision to extract data from OST & NST file into different file formats with MS Outlook as optional component in the user machine. The user can perform complete OST & NST Recovery and save OST File independent of Outlook.

Get Complete OST Recovery Report

After the complete OST file restoration; a Final report will get generated by the OST Recovery software. The report will contain the details of restored mailboxes and path of saved files. After you rebuild OST File, you can save this report in .csv file format for future reference when you restore data from OST File.

Different Naming Options to Save Recovered Files

If you select .eml or .msg format to extract the OST file emails then Exchange OST Recovery software will provide you an option to choose the appropriate naming convention to save the emails.

System Specifications

Hard Disk Space: 100 MB of free hard disk space required

RAM: 500 MB of RAM (2 GB is recommended)

Processor: 1GHz processor (2.4 GHz is recommended)

Pre-Requisites

Microsoft .NET framework 4.5 or above should be installed.
If you are using Window 10/8.1/8/7 or Vista, then please launch the tool as "Run as Administrator".
Exporting in PST Format:
- MS Outlook installation is required, if using 'Use Outlook' option in Export Option Window.
Exporting in Office 365:
- Admin account of Office 365 must be Impersonated, if migrating to Admin account.
For Remove Email Encryption option:
- Certificates and respective passwords to decrypt SMIME encrypted Emails.
- Private Keys and respective passwords to decrypt OPENPGP encrypted Emails.

Supported Editions

Microsoft Windows – Vista / Win 7 / 8 / 8.1 / 10 (32-Bit & 64-Bit) & Windows Server 2003 / 2008 / 2012
Microsoft Outlook – 2000, 2003, 2007, 2010, 2013, 2016, 2019 (32-Bit & 64-Bit)
Office 365 – Enterprise E1 / E3 / E5 / Business Premium / Essentials & Exchange Online Plan 1 / Plan 2 & Office 365 A1 / A3 / A5 / F1

Feature Comparision Of OST Recovery Software

Get an Overview of OST File Recovery Features – DEMO and Licensed Version

Features	DEMO Version	FULL Version
Add Single or Bulk OST Files	V	V
Auto Locate OST File on Selected / All Drives	V	V
Decrypt OST Emails from S/MIME or OpenPGP Encryption	V	V
Quick and Advance Scanning Option	V	V
View Emails with Attachments	V	V
Recover Deleted Email from OST Files
Support Windows 10, 8, 7 and below versions
Split PST by Size	V	V
Save Recovered OST into PST, EML, MSG, HTML, PDF & Office 365	25 Emails/Folder	All Items

Common Questions Asked by User

Know How to Perform the OST Recovery in Simple and Hassle Free Way

How Can I Use SysTools OST Recovery Tool for Microsoft Outlook?

“Hello I am using Microsoft Outlook 2016 and some emails deleted from OST file. Now I want to use SysTools Software. Please list all steps to use this OST recovery wizard.”

Perform the Steps listed Below to Perform OST Recovery:

Step 1 –: Download and Install SysTools OST Recovery
Step 2 –: Browse or Search OST file using Software Panel
Step 3 –: Remove S/MIME & OpenPGP Encrypted OST File
Step 4 –: Preview Recovered Data into Recovery Wizard
Step 5 –: Save all recovered files and folders in hassle free way

What is an OST file & where is it located by default?

OST file, also called offline storage table file, is an offline Outlook Data File used by Exchange Server that enables you to work with mail or another data even when server access is not available for Server. OST files are created when Microsoft Exchange Server’s Cached Exchange Mode is enable.

Default Location of OST File:

Windows 10 & Windows 8,7: C:\Users\user\AppData\Local\Microsoft\Outlook\
Windows XP: C:\Documents and Settings\user\Local Settings\Application Data\Microsoft\Outlook\

By default OST file is created by the name Outlook.ost

How many OST files I can recover at a time with the help of this OST Fix tool?

The software will allow you to add multiple OST file at a time in order to fix OST file data. Thus, you can perform bulk export with "Search File" option & Select "Search Selected Drive" or "Search All Drive" to batch fix corrupt OST file.

Does the OST fix tool support to Fix NST file of Outlook 2016?

Yes, the software provides support to recover NST file of Outlook 2016, 2013, 2010 & below versions . First you need to rename .nst to OST & browse the OST file into the software & restore damaged OST file.

Does this OST Data Recovery tool enforce any kind of OST file size limitation for Outlook OST recovery?

No, you can recover any size of OST files with this OST file Rebuild software. It does not impose any restriction on the size of OST files & helps you fix broken OST file & restore deleted ost file data.

What will be the format of Outlook data file created after export?

The software will create a UNICODE PST file which can be used in all latest version of Outlook including MS Outlook 2019, 2016, 2013, 2010, 2007, 2003 versions.

Do I need to have working Exchange Server environment to recover OST file Outlook 2016?

No, you do not require an Exchange Server environment to recover corrupt OST file. The OST Fix tool can recover orphan OST file also.

I don't have Microsoft Outlook installed on my machine. Can I still use Outlook OST recovery tool freely?

To extract data from OST file, it is not necessay to have Outlook installed on your machine and if it is installed then it should also be configured with any valid or dummy profile/account.

Can I restore emails from Exchange OST file using SysTools OST recovery tool Freely?

Yes, OST file Recovery software will easily recover corrupted or damaged OST files & will save OST file items into PST, MSG, EML, HTML & Office 365.

Why Can't I access my OST File normally?

The need to recover damaged OST file or Offline Outlook Data Files may come across in the following conditions:

Change In Environment: In case, change in environment is required. OST file data can be recover & saved in EML or MSG format due to the common availability of Microsoft Outlook & other email client in most of the office and home based environments.
Data Independence: OST file is created when Exchange Cached Mode is activated. Thus, it has a dependence over Microsoft Exchange Server. To break this dependency, you can export Offline Storage Table File (Outlook OST) to Personal Storage Table file.
Overcoming Sync Issues: "Error 8004011D-526-80040115-0" is very commonly faced error, especially by Outlook 2007 users. The error is generated when, the OST file you are trying to synchronize with a mailbox on Exchange, is found to be corrupt. fixing OST file frees you from such obligations which results in saving your time as well as efforts.

How To Use Outlook Offline Data File on Other Clients?

SysTools OST Recovery software not only helps to recover corrupt OST file but also provides option to save data from OST file. Thus, the output files (MSG or EML) can be used on respective email clients like; MS Outlook (standalone), Windows Live Mail, Outlook Express, Windows Mail, etc.

Does the software make any changes to the data after recovery?

"I wanted to perform the recovery of OST file and access it in outlook. Just wanted to know whether the software makes any changes in the data after I rebuild OST File file or not?"

No, the software does not make any changes to the data or the metadata to recover emails from OST files. Contents of your OST file will be kept absolutely safe throughout its recovery process by OST file restore software.

Why am I repeatedly getting the error 'Exchange OST is in use and cannot be accessed'?

"Before using the software for Exchange OST recovery freely, I closed down Outlook. Then, why does the software keep on telling me that the OST file cannot be accessed as it is in use?"

If you are getting the error "Exchange OST is in use and can't be accessed" even after closing all possible applications that may use the file, then probably it must be occurring because one or more of the closed applications is running in the background due to improper closure. Kindly follow the given steps to close them:

Right click on the Taskbar and select 'Start Task Manager' or simultaneously press CTRL+ALT+DEL keys and select 'Start Task Manager'.
Go to the Processes tab.
Click on outlook.exe and click on End Process.

This will help you get rid of the problem successfully without the need of restarting either the application or the computer.

Which versions of the Outlook client does the OST file Recovery software support?

"I am working with the Exchange and Outlook 2013 (64 bit). I wanted to know how to access corrupted OST file in Outlook 2013? And what all versions of the mail client and mail server are supported by the OST Data Recovery tool?"

SysTools OST Recovery is supportive towards all available versions of the Outlook as well as Exchange Server.
Outlook: 2000, 2003 to 2010, & 2013 (32/64 bit), 2016 (32/64 bit), 2019
Exchange: 5.5, 2003, 2000, 2010, 2007, & 2013 (32 & 64-bit)

How do I restore my Outlook contacts from OST file easily?

If you want to restore Outlook contacts from OST file then the user can use SysTools OST Recovery software. This will help the user to recover OST file contacts easily.

How do I save all my emails from Outlook from the OST file?

If you want to save all emails from Outlook OST file then the user can use OST file recovery software. This will helps the user to save file OST emails in various file formats.

What causes the OST file Corruption problem?

Like any other files this OST file can be corrupted due to possible reasons discussed below:

Availability of bad sectors on the hard drive.
Abnormal termination of Outlook Application.
Due to Sudden Power loss.
Incomplete Outlook add-ins.
Due to Virus or Malware Infection.

Note: In case if you are facing OST file corruption problem. Then the user can try the OST Recovery software to recover crucial OST file data.

Can permanently deleted Outlook emails be recovered from OST file?

Yes, you can use this OST data recovery software to recover permanently deleted Outlook emails from OST file.

Can Scanpst Scan OST files of Microsoft Outlook?

Yes, Scanpst can be used to scan both the Outlook data files OST and PST. But this will help to resolve minor level corruption issues. So, in case of severe corruption of the OST file, the user can take the help of OST Recovery software to recover crucial mailbox items.

What Customers Are Saying

SysTools OST Recovery Verified Purchase Reviews

“I am so very thankful to your Technician. We had a hard drive crash in our office and we lost all of our calendar entries in Outlook. Being this is a law office, there were many appointments that were crucial and would have been devastating and virtually impossible to recreate. Thanks to your technician, he was able to get all of the appointments back. I cannot give him a high enough praise for extracting data from the OST file. Thank you so much. This tool really helped me to rebuild .ost file in Outlook 2010.”

Mary Hefner, Uganda

Business Owner

“Outlook OST file corruption has completely left me stuck in middle as my entire emails were stored in it. After opting SysTools OST recovery. I am able to restore Outlook OST file data back without any efforts. Thanks to your support team for their help. I made only one call to technical support team. After that he guided me throughout the OST recovery process. I specially thank to the support team for all their help. Now I can perform recovery process myself. It is also quite easy to download software and install.”

Samantha George, Sydney

Trade Analyst

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