How It Works

A User Guide to Compress Outlook PST files Without Outlook

So, you must use some tricks to maintain Outlook PST file size and control your system from running out of space. Therefore, the solution to this problem is only one: to hold the PST file as small as feasible. To do this, Outlook users can take the help of a highly effective DRS PST Compress Software. It offers an easy GUI for both technical and non-technical users. You can save compressed PST files at any desired location on your machine.

Step 1: Download and launch the DRS PST Compress tool on your Windows machine.

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Step 2: Choose the Single File or Multiple Files/Folder options and click the Next button.

Step 3: On another wizard, the software shows you four different options:

  • Select File:- It allows users to browse single or multiple PST files.
  • Select Folder:- It allows users to add a folder or folders containing multiple PST files.
  • Remove:- It will help you to remove a single selected PST file.
  • Remove All:- It will help you to remove all the browsed PST files.
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Step 4: Here, we click the Select File option to add the Outlook data file(.pst).

Step 5: Select the files from your computer and click the Open button.

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Step 6: Once you select the PST files you need to compact, click Next.

Step 7: Select the folders and subfolders in the opening tree structure you want to compress.

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Step 8: You can also check the PST folders and file detail s by double-clicking on the specific one. Click Next.

Step 9: Choose the Compression Options according to your need.

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Step 10: Here, we proceed with the working steps by selecting the Compress All Attachments in the New PST file.

Step 11: Go to Some Extra Feature Section:

  • Remove Duplicate Mail:- It allows users to remove duplicate emails from the selected PST folders.
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  • Date Filter:- Check this option to migrate mailbox items of the specific date range.
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  • Split Resultant PST File:- Check this option to migrate mailbox items of the specific date range.
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Step 12: Now, click the Path To Save button to choose the location for the output folder.

Step 13: Click the Start Compression button to begin the PST compression process.

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Step 14: The PST compression procedure is running. Make sure not to interrupt till the process gets completed.

Step 15: After the process is finished, you can download the status report for future reference. On the other hand, you can also start the PST file compression process once more by clicking on the Convert Again button.

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Step 16: Finally, close and exit the software.

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