| Microsoft Office Outlook 2003 and later versions | | | | access data from OST file with Mailbox and |
| provide a new feature, known as Cached | | | | Exchange profile, the new one would become |
| Exchange Mode that is in fact an improver version | | | | inaccessible. In order to access data from the |
| of the offline folder in later version of MS Outlook. | | | | older OST file with new profile, you need to |
| The Cached Exchange Mode offers several | | | | Convert OST File into PST. |
| functions to synchronize with Exchange Server | | | | However, when you use Microsoft Outlook 2003 |
| and offline operations conveniently and efficiently. | | | | and newer versions and have Cached Exchange |
| Exchange Recovery Mode is one of them. But in | | | | Mode enabled, then you would see the below |
| some cases, the synchronization can not take | | | | given error message when the Exchange mailbox |
| place and thus the OST file can not be converted | | | | is inconsistent or reset: |
| into PST. In such situations, to access your critical | | | | “Exchange is currently in recovery mode. You |
| data from Exchange Server, you are required to | | | | can either connect to your Exchange server using |
| manually Convert OST to Pst. | | | | the network, or work offline, or cancel this |
| When Microsoft Exchange Server database or the | | | | logon.” |
| mailbox associating with OST (Offline Storage) file | | | | In these cases, to access data from the old OST |
| is reset or there are some inconsistencies | | | | file, it is required to convert unusable OST file into |
| between OST file and Exchange Server mailbox | | | | usable Pst. This is best possible with the help of |
| then Outlook will create new OST file for new | | | | power and advanced third party OST Repair Tool. |
| mailbox. This situation occurs if you re running | | | | These applications are capable of converting the |
| Microsoft Outlook 2002 and earlier versions, or | | | | OST file in most of the cases and making it |
| running Microsoft Outlook 2003 and later versions | | | | usable. Advanced algorithms and mechanisms are |
| with Cached Exchange Mode disabled and select | | | | used to converts all of the OST file objects |
| work offline. | | | | including emails, notes, contacts, calendar entries |
| In this case, the old OST file would not be | | | | and many alike. You can easily Convert OST to |
| recognized by Microsoft Outlook and thus you can | | | | Pst using these tools as they have interactive and |
| not access data stored in it. When you try to | | | | simple graphical user interface. |