An OST file aka offline storage table is found in Outlook mailbox of the user machine, which is a local copy of folders (like emails messages, contacts, calendars & other items) delivered to and stored on the mail server. This makes it possible for the users to work even in offline mode, but only when the Cached Exchange mode is enabled. The relevant changes during the offline mode are then synchronized with the respective server, whenever the connectivity is available.
However, these offline folder files are delicate in nature and may lead to corruption when go through any unfavorable environment or circumstance. Some of the reasons are discussed below:
Although, there are myriads of other reasons like deficiencies in Outlook program, incorrect file system recovery network connection failure, accidental deletion of outlook emails, Exchange Server crash, etc. may lead to corruption in Outlook OST files.
The user is unable to access the data of OST files when these files get corrupt. Usually, an error message is displayed whenever the file gets corrupt. Below given are some of the common error messages that you may frequently encounter working with OST files:
Kernel for OST to PST is a reliable OST file conversion tool that proficiently repairs damaged OST files and export them to Outlook PST files safely. The software is well-proven to repair corrupt OST files and restore the complete information successfully, which cannot be expected using Inbox repair utility (scanpst.exe). The tool uses advanced features to let you effortlessly export OST files directly to Office 365 mailbox, to various email servers and web-based email apps.
Kernel for OST to PST software ensures absolute transparency to the end-user, for which it facilitates free download and use of demo version. This free version of Exchange OST to PST Tool has similar functionality as of licensed version, but with certain limitations. Although, it has the potential to repair and preview OST files data, but restricts to convert only first 25/folder to PST files.