What is OST file?

OST files are offline folder files, which are readable by users in offline mode. Thus, users can access the information without connecting to the Internet. Once the Internet connection is available, OST file synchronizes with the Exchange Server to update the changes made in the file.

OST File:

OST File Error

Sometime, users fall out a situation when they cannot access OST file, thereby become unable to access emails and other mailbox items. An error message is displayed

“Cannot open your default email folders, the file xxxx.ost is not an offline folder file ”

OST File Error:

Causes

When OST corruption occurs, OST files become inaccessible and series of errors erupts during the synchronization of MS Exchange Server and MS Outlook.

Causes:

Solution

1) Identify the OST file, causing the error.

2) Exit the Outlook application

3) Rename the OST file and then try to reopen the Outlook

4) Check, if the hardware is working properly

5) Delete existing Outlook user profile and recreate

Ultimate Solution

OST to PST recovery is an ultimate third party solution to deal with OST errors and to obtain user desired results. It deeply scans OST file and removes corruption from the root of the file. It has capability to fix all errors regarding the OST file.

OST to PST Software:

After fixing error and recovering OST data, it avails users with the facility to save data in various file formats such as PST, MBOX, RTF, DBX, PDF and others. It supports MS Exchange Servers 2003, 2005, 2007, 2010, 2013 and 2016.

OST to PST Software:

Diagram

EMLMSG

MBOX

DBXPST

TXTOST File

www.osttopsttools.org