According to a recent report, the MS Outlook client base is increased by 140% since last quarter. Due to its optimum functionalities, various users are choosing it as their native email client. But along with that, queries like “Can PST files be compressed?” or “How do I make a PST file smaller?” are also increasing. Despite having a great rise of 140%, have you ever thought about why questions like this are increasing?

Well, this blog is going to solve all your queries related to PST compression. Along with that we will also state well researched professional method to compact Outlook PST files with ease.

PST File Size Limit

Well, MS Outlook majorly stores the data in two file formats i.e. OST and PST. All the changes done by you in the online mode are stored in the PST file format. For instance, all your mailbox data is stored in the PST file format. On the other hand, all the changes that you make in offline mode in Outlook are stored in the OST format. Now, the issue generally arises with PST files is their limited storage capacity. It has a limited storage size of 2GB. Due to this, it generally gets reaches its maximum limit. Users like you owing for different reasons often look for the best way to compact Outlook PST files.

Reasons to Compress Outlook PST File

There are various reasons for the users to compact the large Outlook PST files. Among those, some common reasons are stated below.

• Large-sized PST files lead to corruption issues.
• The file often reaches an inaccessible stage after its file size exceeds a certain limit.
• It often displays a message i.e. “Your PST data file might have exceeded its maximum size limit”. Which makes it difficult for the users to access their important data.
• Often issues like this do not allow Outlook users to store their emails in an organized manner.

How to Compress PST File Size in MS Outlook 2019/2016?

As there is no native approach available to compress Outlook PST file size. So users have to go with an automated solution. MacSonik PST Compress Tool is a 100% reliable automated solution that compresses large PST files easily. It is one of the recommended choices of many professionals for reducing large-sized Outlook data files. It does not require installing MS Outlook to perform the procedure. The utility is 100% safe to use. The tool supports MS Outlook 2021, 2019, 2013, 2010, and all of its below versions.

Steps to Shrink Outlook Data File

1. Install and Run the MacSonik PST Compress Tool on your Mac Machine.
2. Choose the single or multiple files/folder options to select PST files and click Open.
3. Select the PST files from the appeared tree structure and hit Next.
4. Opt for the compression option from the panel.
5. Check the remove duplicate mail feature to eliminate identical emails.
6. Select the Split PST file option to split the resultant PST files.
7. Assign the path and hit the Start Compress button to reduce PST file size.

Advantage of Automated Method

Before finally concluding the article, let us go through some key features of the tool.

• The software can batch compress and compact Outlook PST files with a single click.
• You can compress selective files ranging between certain dates. You just have to enter the start and end date in the inbuilt date range filter of this tool.
• The software can remove similar mail items as well, while shrinking Outlook data files.
• You can even extract all the attachments and save them in a separate folder.
• It also allows the user to preview the selected mailbox items before initiating the process.
• One can even split large PST files into small PST files and save them to your desired location.

Conclusion

In the above article, we have mentioned by far the best technique to compact Outlook PST files. Owing to different reasons, as we have mentioned in this article, users often look for the easiest method to reduce pst file size. Go thoroughly through this article to get a proper understanding of the stated professional method.