Create Outlook Data Files (.pst) on your computer to save Outlook items by account, project, or to archive older items.

Describes how to investigate items in an Outlook Data File (.pst) and troubleshoot search issues.

Export Outlook email, contacts, and calendar to move them to another computer or so that you can make a backup of your information.

You might have stored Outlook items in an Outlook Data File (.pst) that you created in classic Outlook. If you want to open or close a .pst file, you now can do that in a few simple steps from …

Choose a location and name for your backup file, and then select Finish. If you want to ensure no one has access to your files, enter and confirm a password, and then select OK.

You can create a new Outlook Data File and drag the items in the Lost and Found folder into the new data file. After you've moved all the items, you can remove the Recovered Personal …

If you need to set up Outlook on a new computer, copy your .pst file from the old computer, then set up your email account on your new computer. You can then open the .pst file from the new …

You can create a separate Outlook Data File (.pst) that you can open from Outlook any time you need it. By default, Outlook automatically archives items at a regular interval.

In the folder pane on the left, right-click your email address, or hover over it and select More options > Create new folder. Enter a name for the new folder, then press Enter.

Learn how to create or edit .csv files so you can import your contacts to Outlook or another email provider.