PST Conversion Tool - Version 2.0 What you are a Outlook user then you should upgrade Your Ansi pst file in to Uni code because it have maximum chances to corrupt your ANSI PST file and you are not able to access your PST File in MS Outlook 2000/2002/XP. You don't need to dread. PST UPGRADE is an effective PST Conversion tool to convert PST files of MS Outlook. Using PST Conversion tool users can upgrade ANSI PST files to Unicode PST files and convert Unicode PST file to ANSI PST file. MS Outlook PST upgrade software is unique PST converter solutions to convert PST file to Outlook 2007 & 2003 or upgrade PST file to 2007 or 2003. In MS Outlook 2003/2007/window7 creates PST file with a file size limit of 20 GB. ANSI PST files created in MS Outlook 2000/2002/XP has the overall size limit of 2 GB. Just to avoid corruption due to exceeding the size limit of 2 GB imposed on ANSI PST file, you need to convert your ANSI PST file to Unicode PST file to enhance the file size limit to 20 GB. SysTools PST Upgrade software permits you to convert ANSI PST to Unicode PST and convert Unicode PST to ANSI PST. Users cannot