Old versions of Outlook emailing client were much simpler than new editions of Outlook email application. To store details of Outlook emailing client, PST file is used by users as PST is proprietary file format for all the versions of Outlook. The difference between old versions of Outlook and new versions of emailing client is ANSI and Unicode file format. New versions of Outlook emailing client added with new facilities and with these versions users can store data up to 20GB in Unicode PST files. In comparison of data storage limitation in ANSI PST files, Unicode files allow to save more data this is the reason behind utilization of external application to convert ANSI to Unicode PST format.
To make ANSI PST files accessible into new versions of Outlook, Outlook users have only single solution i.e. conversion from ANSI Outlook to Unicode Outlook. And viable process to convert ANSI to Unicode PST like (convert Outlook 2002 PST in Outlook 2010) is utilization of an external solution designed for the same. Not any manual solution is there to wind up this conversion easily and intelligently.
After taking decision for ANSI to Unicode PST conversion, you need to find an external application having all the potentials required for safe ANSI to Unicode PST file conversion. To get an extra-ordinary application to make ANSI PST files accessible in new Outlook versions, Outlook users need to follow some free applications designed for the PST file up-gradation, some pre-requisites for getting viable application:
PST Upgrade is one of the viable applications that have expertise to convert ANSI to Unicode PST format without elimination of original properties applied on ANSI PST files after winding up ANSI to Unicode PST file conversion. Users can get facilitated for the same process via isolated setting up of Tool in user machine when they contacted to technical support expert of the organization.