Jan 7, 2013 - Well, the simple answer is that Microsoft removed the Diagnostics / Inbox Repair tool from Outlook 2010 & 2013. For Outlook 2000 and 2003,. Don't worry, you can resolve this issue permanently using Kernel for Outlook PST Repair Software. It is an advanced, secure and certified third party Outlook tool. Using this tool you can recover large corrupted and deleted Outlook PST file, tasks, calendars, email properties and much more data items.
The desktop Outlook app uses two types of data files to store local copies of your emails, calendars, contacts, and other items, to allow you access to your information without an internet connection. If you're using an Outlook.com,, or Exchange account, this information is stored in an Offline Outlook Data File using a.ost format. However, if you're using a POP or IMAP account like those you get from an Internet Service Provider (ISP), your information will be stored in an Outlook Data File using a.pst format instead. Typically, you can go for a long time without any problems, but sooner or later, these files may stop working, and they can get damaged, which is why Outlook includes the Inbox Repair tool to diagnose and repair common errors with.pst files, as well as a mechanism to recreate.ost files automatically. In this, we walk you through the steps to repair the data files when they're damaged, items are missing in your inbox, or when a data file just won't open in Outlook 2016 or previous versions. • • How to fix an Offline Outlook Data File (.ost) If you have an Outlook.com, Outlook 365, or Exchange account, you can follow these steps to fix problems with a.ost data file in Outlook: • Close Outlook. • Open Control Panel.