Steps to Compact PST File

It is recommended to users to take backup of Outlook PST files before implementing the software because all attachments will then be deleted once you have started the compression process.

View Stepwise Instructions to Compress PST File

Step 1

Click on "Start" menu >> "All Programs" >> PST Compress. The software window will pop up on your screen and can be seen as:

software window will appear


Step 2

Press "Add File" or "Add Folder" button, to add the file you want to compress.

click on add file or add folder


Step 3

Another window will appear providing you to the path to browse the file. Select the file and click "Open".

browse the file from the directory


Step 4

Now if you require to discard the file you have selected, then select file & click on the "Remove" button.

click on remove option to remove the file


Step 5

Press "Compress" to begin the compression process of the selected Outlook data files.

select the destination path to save the file


Step 6

Press "Compress" to begin the compression process of the selected Outlook data files.

click on compress PST button


Step 7

Following are the three options that will appear on your screen, select the required:

  • Remove Attachments - It will permanently delete all the attachments from your selected pst file.
  • Extract and Save Attachments - It will extract all the attachments embedded in your mails and save them in a different folder.
  • Extract, Save and Compress Attachments - It will also compress the extracted attachments and save the zip file(.zip file).

Select from the three given compression options


Step 8

On selecting the compression option, then click on the "Compress" button again.

Again click on compress button to compress the file


Step 9

It will show the current and progress report which includes: attachments, file name, folder name etc. As per the users selected option.

progress report will be shown on the screen


Step 10

On completion of the process, it will print a message "Compress Successfully" and a complete report will be shown.

message will be displayed after completion of the process


Step 11

To look the extracted attachments, move to the selected destination path. There you can find the compressed file and the extracted attachments (if any).

compressed-pst