Shrink Outlook PST File Size

Many times users come across the face the main issue, i.e. Outlook file size problem. As Outlook saves all its data in .pst format to achieve the whole MS Outlook data. Moreover, the data can saved in PST file up to some limit. If we talk about the previous Outlook versions, i.e. Outlook 2002 and previous version, PST data files were ANSI, which has about 2 GB file size limit. However, with the upgrade in the Outlook editions-MS Outlook 2003 and later versions, UNICODE PST is made that has the file size limit more than 50 GB. When size of MS Outlook is oversized then, numerous of issues are faced while using MS Outlook on the machine. Moreover, due to this Outlook data, files become inaccessible and users face several errors. To overcome this issue, users search for a solution to shrink PST file. In the following write-up, we will put a limelight on the errors and way to shrink Outlook PST file size.

To reduce the issue of Oversized PST files, one can split their Outlook PST file by using Split PST Software. The application is complete secure to split your PST data files into smaller parts. The utility is operable on all Outlook editions and Windows OS both 32 and 64-bit.

Error Issue- Oversized PST File

Need to Shrink Outlook PST File

After having the complete understanding from the above section, the reason to shrink PST file size is clear. However, in situation, you are not getting any of the above-mentioned errors, but your Outlook performance is slow. Then, there are probabilities that .pst file is oversized. Though, the maximum size limitation of UNICODE PST file is more than 50 GB, but after 50 GB. Outlook will make a problem issue like slow performance, time intake in synchronization.In addition, due to the performance issues and occurrence of errors, large size PST file may lead to the data corruption of PST file at end. Thus, in way to avoid all this from happening, it is important to drop the size of PST file.

Methods to Reduce Outlook Data File Size

Numerous methods can help to shrink PST file size in Outlook 2007, 2010, 2013 and 2016 as mentioned:

It is to be noted that after compacting the PST file, 5% of the white space is left by MS Outlook due to performance. Therefore, it is suggested to use PST compress tool to compact Outlook PST file.

Note: Take the backup of your original MS Outlook PST file before using the Truncation utility.

The Bottom Line

Great care must be done by Microsoft Outlook users when it comes to the file size of PST. If the size of PST files beats pre-defined limit, there are many chances due to which .pst file will end up in getting corrupted. Therefore, we have come up with a precise solution to shrink PST file. If you still have any issue them, feel free to contact our 24 X 7 Technical assistance.