Microsoft Outlook is a popular email program used by many
people. It helps all the users to keep and manage their emails, contacts,
calendar and other important things. But after some time, Outlook PST files
become too large or reach their maximum limit, causing many problems to all
Outlook users like slow Outlook, data corruption, etc. The solution to fix
these types of problems is to split large Outlook PST files. This article gives
you complete methods and information to split PST files into multiple smaller
parts with or without Outlook.

Why is need to split PST files?

There are many reasons for splitting large Outlook PST
files, some of the important reasons are given below.

1. Splitting large PST files improves Outlook’s
   performance and makes it easier to use.
2. Large Outlook PST files have more risk of data
   loss at all times. Splitting them reduces this risk and protects your data.
3. When PST files become large, it is more
   difficult to share.
4. Managing large Outlook PST files is too harder.

Now, let's look at the step-by-step process of splitting PST
files using a PST splitter tool or manually.

Split PST files by using a manual process:

Method 1: Split PST files by using the Move to Folder Option.

• Open MS Outlook & go to the Home tab
• Now click on New Items >> More Items
  >> Outlook Data Files.
• When you open Outlook, a window will pop up asking
  you to create a new file or open an existing one. Give the new file a name and
  click OK.
• You will see the new file listed. Expand the
  file that contains the emails and other items you want to move or copy. Choose
  one mailbox folder at a time.
• Click on the Move tab and then select the
  "Copy to Folder..." option.
• A box called "Copy Items" will appear.
• Choose the new Outlook data file where you want
  to copy the mailbox folder. Finally, click OK.

Method 2: Split large Outlook PST files by using the “Import & Export”
wizard.

•  Open Microsoft Outlook, go to the
  "File" menu and select "Open & Export."
•  In the Open & Export look for "Import
  and Export Wizard" in the options.  Select "Export to a file" from the
  list and click on the Next button.
• Now "Export to a File" window, choose
  the "Outlook Data File (.pst)" and press "Next."
• In the "Export Outlook Data File"
  wizard >> Expand the folder and choose the items which you want to
  export, then click on the "Next" button.
• Click on the "Browse" button to select
  the file where you want to export the data.
• A window called "Open Outlook Data
  Files" will appear. Select the file you want to export to and click
  "OK" to confirm.
• The selected Outlook data file will be shown in
  the text box. Click "Finish" to begin the splitting process.

Method 3: Reduce data items of the Outlook PST files by using
"Archive" features.

• Launch or open the installed MS Outlook
  software.
• Now go to the File >> info >>
  Cleanup Tools.
• In the Cleanup Tools dialogue box will appear,
  select “Archive”.
• In the Archive wizard choose “Archive this
  folder and all subfolders”.
• Now select any one folder in the list whose data
  you want to export.
• Checked the box and click on the Browse button.
• Now give the desired location and where you want
  to save. Then press “OK”

Note:The manual
method is absolutely free and effective but they have some common disadvantages
that have been described below.

Some common disadvantages of the Manual method:

• The manual way takes too much time and is
  lengthy.
• In the manual method always a risk of data loss.
• Using manual methods required technical
  knowledge and experience for each user.

Method 4: Split large-sized PST files by using a professional PST split
tool.

Another way to divide large Outlook PST files is by using
any third-party tool. However, finding the right software can be more
difficult. but don't bury I have good software for splitting large Outlook PST
files whose name is MailsDaddy PST Split Tool, which is a technologically
advanced tool that can safely and easily split overloaded PST files into
multiple smaller parts. It has many useful features like:

• Divides PST files into smaller sizes to prevent
  them from getting corrupted.
• Splits Outlook PST files based on different
  criteria like email ID, date, folders and size.
• Keeps all data and the original folder structure
  of the PST files during the splitting process.
• Breaks multiple PST files at once without any
  issues.
• Compatible with Microsoft Outlook versions
  including 2019, 2016, 2013, 2010, 2007, and all previous versions.

Benefits of the using MailsDaddy PST Tool:

• Quickly and safely split any size of PST files
  in a few minutes.
• Technical knowledge and experience are not
  required to use the application.
• Splits password-protected or damaged Outlook PST
  files.

Conclusion:

I hope you now have an idea about the various methods of
splitting large Outlook PST files into smaller parts. In this blog, I have told
complete information on How to split PST files. If you want a reliable and
smooth solution for splitting PST files, you can rely on MailsDaddy PST Split
Tool. If you want to know more about the software then download or install a
free demo version of the software.