How to Split Large Outlook PST Files to Smaller Parts? – An Easy Tips and Tricks

In this blog, we will explain the complete steps for performing the process of “how to split Outlook PST files”. There are multiple MS Outlook users looking a way out for the same that can help to reduce the size of the PST file. Therefore, to solve the issue, it is better to split big PST file into small PST. Moreover, multiple solutions are explained i.e. manual methods that are free to perform and another one is third party PST Split Tool.

Why Do Users want to Split Oversized Outlook PST Files to Smaller Part?

There are multiple reasons behind the split of huge size PST files into small PSTs. Some of them are mentioned below section:

• Affects Outlook performance, it slows down when PST file size exceeds its limit.
• For a large size PST file, that’s why users unable to send/receive messages.
• A huge size PST file can also result in server data loss.

Apart from this, there are many other reasons too that force to break and split the large PST file into multiple parts.

Manual Methods Discussed – How to Split Large Outlook PST Files?

Multiple solutions are available to solve the issue of “how to split large Outlook PST files”. The manual method is quite complex and free of cost and another is the third party automated PST Split Tool. Both techniques explained below:

Solution 1. Archive Feature to Split PST

Follow the step-by-step procedure of how to split PST file through Archive Feature

• Start Microsoft Outlook and locate to File.
• Select Info, select Tools, and select Clean up Old Items option.
• Opt required folder to archive, choose a date using Archive Items Older than the box, and hit Browse to save archived file at the specified location.
• Click on OK to end the archive procedure.

Solution 2. Import/Export Option to Split PST

• Click File, go to Account Settings and again click Account Settings…
• Account Settings window opens. From the Data Files option, click Add.
• Specify File Name and enter Outlook Data File (.pst). Click OK and continue.
• PST file is now created; you can view the same under Data Files.
• Again, click File, select Open & Export, and select Import/Export.
• Once Import/Export Wizard shows, opt Export to a file option and press Next.
• From Export to a File window, select Outlook Data File (.pst).
• Choose the desired folder to move and select option Include Subfolders.
• Hit Browse and select the desired location to save the exported file. From the options, choose Do not export duplicates and hit Finish.

Drawbacks of Manual Method

The manual method is completely free of cost, but there are some disadvantages and limitations exists to break large PST file into smaller parts. Some of them are as listed:

• The too long and time-consuming process as well as confusing process
• Possibility of data loss during the conversion process
• Need high technical knowledge to perform this process
• Complete data integrity is not guaranteed

Best and Direct Solution to Break Large Outlook PST File into Smaller Parts

For a direct split of PST file, make use of CubexSoft PST Split Tool, best and recommended solution to split large/oversized PST files into multiple parts. The software enables splitting PST files as per size, folder, date, and year. It maintains the data integrity of PST file intact when performing the procedure to split large PST file into multiple parts. Follow the steps and check how to split large Outlook PST file into smaller multiple parts:

1. Download and install the PST Split Tool on Windows PC.
2. Select the desired split option from the provided list and click Next.
3. Press Select PST File option and add a large size PST file.
4. Apply other options as per the requirement to split the PST file and click Next.
5. Now, the software starts the process and shows a splitting summary report.
6. The process completes with a message “Process Completed Successfully”.

With the help of the steps, a user can directly and speedy split, break, divide PST file into multiple parts. First of all, download the free demo version of the software which helps in the evaluation and analysis of the software working and functionality. The freeware version of the software allows to split first 25 files and users can understand the process of how to split large Outlook PST file without any cost.