MailsDaddy Official Blog

Cannot open your default email folders, Outlook.ost is not an offline file

The OST file stores the entire essential information of Microsoft Outlook mailbox and allows Outlook user to retrieve that information offline even when internet connection is not available. The OST file automatically synchronize with Exchange server without interrupting the workflow when it gets connected to Internet.

Cannot open your default email folders, Outlook.ost is not an offline file Read More »

Solution to Fix “default outlook profile.ost is in use and cannot be accessed ” Error

The Microsoft Outlook and Exchange servers are the widely used applications. Most of the users  who work with MS Outlook were familiar with .OST extension.  It is also known as Offline Storage Table used to store your mailbox’s items (Emails, Contacts and Calendars, etc.)

Solution to Fix “default outlook profile.ost is in use and cannot be accessed ” Error Read More »