Convert ANSI PST to Unicode PST - Version 2.0 If you are outlook user and felling some fear becauseyour PST file size limits is reach about 2 GB? GetSysTools PST Conversion software and convert ANSI PSTto UNICODE PST. It is necessary to a ANSI PST user toupgrade his pst file in to Unicode because the sizelimit is only 2GB in ANSI PST format , While UnicodePST file has the overall size limit of 20 GB .Whenusers convert ANSI PST to Unicode PST, PST Upgradesoftware maintains all meta information of emails. Ansiformat has the overall limit of 2GB, once the filegrows beyond 2GB then it has the chance to getcorrupted. So to safe your pst file against corruption,you need PST Upgrade software which is the singlesolution to convert Ansi PST to Unicode PST files.Microsoft Outlook like MS Outlook 2003 and MS Outlook2007 has overall size limit 20 GB for the storing ofpersonal folders (.pst) file. In MS Outlook 2002 andolder versions, the .pst files are in the ANSI formatand have the size limit of 2 GB only.For each type ofconversion, PST Upgrade creates a new PST that is areplica, folder by folder, of an existing one. Softwaredoes not make any changes to the original PST file. PSTUpgrade software makes importable ANSI PST to UnicodePST file by converting all existing email folder like:Inbox, Outbox, Sent Items, Deleted Items etc. PSTConverter efficiently performs the role of PSTconversion of ANSI PST to Unicode PST. PST Upgrade Toolis used to convert oversized 2GB ANSI PST to UnicodePST file. PST Upgrade tool converts ANSI PST fileshowing "Properties for this information service mustbe defined prior to use" to Unicode PST fileconveniently. PST Upgrade tool also converts UnicodePST (MS Outlook 2003/2007) to Ansi PST (MS Outlook2000/2002/XP). PST UPGRADE software requires a validconfigured profile of MS Outlook 2003 & 2007 installed.SysTools PST Upgrade software successfully runs withWindows XP/2000/2003/Vista Operating System.