The nature of communication around the world has become so versatile that people need to use methods like emails to a great extent. The amount of data exchanged through emails is growing every day, so is the data stored in PST file. As PST file can store only a fixed amount of data, along comes the necessity of SysTools split oversized PST file of Outlook manually. Therefore, we have come up with the solution to make easy for users to know how to split PST file in Outlook 2016, 2013, 2010, 2007.
Reasons for Splitting Outlook PST Files into Smaller Parts
There are various reasons due to which one needs to split PST file in Outlook 2019, 2016, 2013, 2010, 2007 and so on as mentioned:
- Avoid data loss due to large PST:
PST files support a certain amount of data to be stored within. When the data almost reaches the allocated file size, there are more chances of data loss and PST file corruption. - Enhance Outlook Performance:
When the PST file becomes full, the usual functionality of MS Outlook gets hampered. If the PST file is divided, the Outlook performance will increase. - Sort the Data Coherently:
PST files save all the Outlook data within one file. If there is, any need for sorting the data folder wise or year wise that need can be easily met by splitting the .pst file.

Split Outlook PST File
Manual Techniques to Split Outlook PST File Manually
MS Outlook does not provide any direct inbuilt tool to split pst file manually. However, managing oversized PST files for MS Outlook 2010 by using some indirect methods are mentioned below:
Method 1: Import & Export Technique to Reduce the Size of Outlook PST File
- First, start MS Outlook on your machine.
- Go to File from the Menu, click Accounts Settings, and choose Account Setting.
- Now a dialog box will appear, select the Data Files tab there and click on Add button.
- Another dialog box will come naming Create or Open Outlook Data File. From here, the file name and storage location of the PST file can be chosen.
- Now click OK and close the window of Account Setting.
- Go to File tab again and click Open >> click Import
- The Import and Export Wizard will appear now. Select the Export option from there and click Next button.
- Select the PST file and hit Next.
- Now, Expand Folder window will come. From that, choose the folder or subfolder to export from and click on Next.
- Browse to the destination location to store a new PST file and name it.
- Choose any option from below and click Finish.
- A new dialog box will pop-up with the option of creating a password for your new PST file. If you do not want to set a password, click Cancel.
- A new PST file has been created, which can be viewed in Outlook 2010.
Method 2: Move to Folder Technique to Avoid Corruption Due to Oversized Outlook PST File
- Open MS Outlook 2010 in your system
- Now go to File >> New >> Outlook Data File. New Outlook Data File dialog box will appear.
- Choose PST file and click OK.
- Another dialog box named Create Microsoft Personal Folders will pop-up. Enter the name of this new PST file.
- Select one or more folders to be moved to this new PST file.
- Now, go to Edit menu and click Move to Folder option.
- A new dialog box named Move Items will come. From there, click on New button.
- Create New Folder window will appear. Type a name for this folder.
- On ‘Select where to place the folder’ option, choose new PST file >> click ‘OK’
- In Move items of new PST file in the newly created folder. Then click on OK button.
Method 3: Archive Technique to Split Outlook data file in 2019, 2016, 2013, 2010, 2007
- Start MS Outlook 2010 on your machine.
- Choose PST file from which the data will move to new PST file.
- Click on File tab >> choose Archive
- Now, a dialog box will come up; check an option “Archive this folder and all subfolders”.
- From the list, select all the folders you need to move.
- Here, the option of Archive items older than will also appear. Any date can be selected from the calendar.
- Now, browse to choose storage location >> name the new PST file >> click OK.
- A new PST file has been created at your preferred location.
Limitations of Splitting Outlook PST File Manually
The manual solution to break large PST files of Outlook 2019, 2016, 2013, 2010, 2007 have some limitations as mentioned:
- There are chances of data loss.
- Lengthy and time-consuming process.
Method 4: Trouble-Free Solution to Quickly Split PST File in Outlook 2016, 2013, 2010, 2007
Keeping the limitations of the manual technique in mind, a number of third parties invented demand specific tools that are capable of solving the problem of dividing large MS Outlook PST. To perform the splitting process quickly, SysTools PST Splitter Software is the right choice for the troubled users. This tool can break any size of PST file into smaller parts. This standalone software does not require any technical knowledge to execute the process and capable to split pst file in outlook 2019, 2016, 2013, 2010, 2007. The utility provides various options for splitting PST files based on Folder, Year, Date and Size. Users can choose any of the options accordingly. Other important features of the program are:
- Split any size of PST file into smaller parts
- Offers to divide corrupted or inaccessible Outlook PST files into smaller parts
- Supports both 32-bit and 64-bit Windows OS
- Operable on all versions MS Outlook and Windows
- Split PST file based on size, folder, date or year
- Outlook installation is important to execute the process
Steps to Split PST File Outlook on windows OS
Here, in this segment, we will disclose the instructions to split PST file in Outlook. You just have to follow all the steps to execute the procedure. Let’s begin:
Step 1: Download and run the proficient utility on your system.

Step 2: Now, choose Outlook format and Split option.

Step 3: Add required details to split large PST file in multiple parts.

Step 4: Hit on the Split button and view status report.

Conclusion
PST file splitting plays a major role at some points to avoid PST file corruption. For both professional and personal Outlook users, this is an important process to perform. In today’s busy lifestyle, most of the people do not have time to perform these lengthy and complex processes by themselves. With the help of Microsoft Outlook PST File Splitter, users should know how to split large PST files of Outlook 2016, 2013, 2010, 2007.

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