Pst file plays a very vital role in smooth and steady functioning of Outlook. It is the personal storage table file where all the data stored in Outlook gets saved. With each added data in pst file, increases its size that adversely effects the entire performance of Outlook application. Thus it is very important to control the size of PST file. Many of the Outlook users uses scanpst exe outlook 2007 thinking that this inbuilt pst repair tool can split the over-sized pst file as well. Obviously this result in pst size not decreasing situation because scanpst.exe cannot split over-sized pst file.
Microsoft has given one more inbuilt tool specially to split over-sized pst file called Pst2gb.exe. It is designed in such a way that could split the over-sized pst file with-in the size limitation by deleting all the extra data. This tool will certainly fix pst size not decreasing issue. But there is a major problem with this tool. It reduces the pst file size by deleting the pst file data. There is always a chance that an important file get deleted. Thus, to avoid this major risk, it is recommended to use the automatic pst splitter tool. The contemporary tool can split the over-sized pst file in smaller size with deleting any data from it. This way, you data will remain safe and the performance of Outlook will be consistent forever.