In Outlook 2013, you need to choose Info > Cleanup Tools > Archive. NOTE: This step applies to users using Outlook 2016 and higher version.

Step 2: Select Info, click Tools, and then click Clean Up Old Items. NOTE: Archive feature won’t work if your Outlook profile is connected to an Exchange Server. This method requires to archive OST mailbox folders to a PST file by following these steps: Method 4 – Use Archive Feature for OST to PST Conversion NOTE: Click ‘Add Optional Password’ if you would like to create a password-protected PST file.

Specify PST file name, choose Outlook Data File (*.pst) from ‘Save as type’ drop-down list, and then click OK.

Click New Items > More Items > Outlook Data File.

Step 2: Create a new PST file for your Outlook profile by following these steps: You can also perform conversion by dragging and dropping OST file items into a new PST file. Method 3 – Drag and Drop OST File Items to PST In that case, the only way to convert OST to PST is to use a software such as Stellar Converter for OST. Note: If you’re not able to access Outlook because the Outlook account is disabled, there is synchronization error, MAPI profile is damaged, etc., you may not be able to recreate the OST file.

Once the file is recreated, you can export it to an Outlook data file (.pst) by following the steps mentioned in the method above. For detailed information on recreating an OST file, refer to this link. ost file and it will be recreated the next time you open the Outlook. This will save you from losing access to mailbox contents in situations when OST file data becomes damaged or inaccessible.įor recreating an Offline Outlook data file (.ost), you just need to delete the.

If Outlook is connected to Exchange Server, you can recreate the OST file and then convert it into a PST file.

Method 2 – Recreate OST File and Convert it into PST Step 7: Click OK when prompted and your OST file will get saved in PST format at the selected location.

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