How can I split a large PST file into smaller PSTs with Aid4Mail 5?

You can set the size limit for the smaller PST files in the “Limit PST file size” field under “Target” settings. 

When the size limit is reached, Aid4Mail stops exporting mail to the current PST file, creates a new PST file based on the name of the first one but with an index number and then continues the mail export to the new PST file. For example, if you set the size limit to 2 GB for a file called Outlook.pst and have 5 GB of mail to export, Aid4Mail will create the following files on completion:

  • Outlook.pst
  • Outlook[001].pst
  • Outlook[002].pst

Note that Aid4Mail cannot determine exactly when the limit is reached because Outlook uses a data cache. In other words, Outlook will still send data to the PST file after Aid4Mail has measured the file size and stopped exporting mail to it. As a result, a PST file may slightly exceed the size limit you set. To avoid problems, choose a smaller size that ensures your PST file will never get too big.

Should you require any assistance, please don’t hesitate to contact the help desk.

If you would like to buy an Aid4Mail license please visit the Aid4Mail website.

About Fookes Software

Fookes Software Ltd
La Petite Fin 27
1637 Charmey (en Gruyère)
Switzerland

For over 25 years we have been developing award-winning tools and productivity software. We also have more than 20 years of expertise in the field of email processing and analysis.

Our clients include Fortune 500 companies, government agencies, law firms, universities, and professionals specializing in e-discovery and forensics from around the world.

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