Outlook PST File Fix and Repair

All PST files do have a size limit and have improved since the early days of Outlook.
Here is a small table showing the size limits of the different versions of outlook;
-

Version of Outlook

Size Limit

Size Limit

Outlook 97
2GB
Cannot be increased

Outlook 98
2GB
Cannot be increased

Outlook 2000
2GB
Cannot be increased

Outlook 2002
2GB
Cannot be increased

Outlook 2003
20GB
Not recommended to increase the limit

Outlook 2007
20GB
Not recommended [...]

Here is a description of the PST files from both Outlook 97 and Outlook 2003;
Outlook 97
Starting with Microsoft Outlook 97 the Personal Storage Table file is encoded in ANSI format. It has a maximum file size of 2 GB. If the file exceeds this size it will become corrupted. This format is supported by Microsoft [...]

All Outlook versions use PST files to store emails, contacts, calendar data and more. There are two kinds of PST files, however. Outlook 2003 and later use a PST file format capable of storing Unicode (a standard that can represent most alphabets on computers) data that has no theoretical size limit but a practical limit [...]

A PST file (Personal Storage Table) is a filename extension associated with Personal Folders files used with certain Microsoft products. Personal Folders (.pst) files are used to store local copies of messages, calendar events, and other items within Microsoft Microsoft Exchange Client, Windows Messaging, Microsoft Outlook, and Microsoft Outlook Express.
Versions of a PST file
Outlook 97
Starting [...]