How to configure the size limit for both (.pst) and (.ost) files in Outlook 2007 and in Outlook 2003

Outlook 2007


HKEY_CURRENT_USER\Software\Policies\Microsoft\Office\12.0\Outlook\PSTThe user preference location for the registry entries is located in the following path in Registry Editor:
HKEY_CURRENT_USER\Software\Microsoft\Office\12.0\Outlook\PST
Click Modify, and then type the value in the Value data box.
# Click OK.
# Right-click WarnFileSize.
# Right-click MaxLargeFileSize.
# Right-click WarnLargeFileSize.


Outlook 2003


HKEY_CURRENT_USER\Software\Policies\Microsoft\Office\11.0\Outlook\PSTThe user preference location for the registry entries is located in the following path in Registry Editor:
HKEY_CURRENT_USER\Software\Microsoft\Office\11.0\Outlook\PST

Click Modify, and then type the value in the Value data box.
# Click OK.
# Right-click WarnFileSize.
# Right-click MaxLargeFileSize.
# Right-click WarnLargeFileSize.