Download ATSOST to PST Converter Software which can fulfill all requirements in conversion tasks. It allows the customer to convert bulk OST files into Outlook PST formats with all emails, contacts, chats, junk mails, journals, sent items, calendars, attachments, and other items. It is compatible with all the versions of Windows OS and Microsoft Outlook (64-bit & 32-bit). This converter software allows you convert selected or multiple OST files into PST file without facing any difficulties. Also, you can convert OST data files to PST, EML, EMLX, MSG, MBOX, PDF, Live Exchange, vCard and Office365, etc.
Use ‘Archiving’ to save OST emails to PST
By enabling the Auto Archive method in Outlook, you will be able to save the items of OST file in a separate PST file. This method helps you to keep the size of your mailbox manageable. When the size of the mailbox grows and there are multiple messages that are older and you do not require them to be in the mailbox, then you can put them in the archive folder easily. Follow the simple steps to enable auto archiving in Outlook.
Launch the Outlook application, go to File, and click Options.
Go to Advanced and click Auto Archive Settings.
Auto Archive Settings
Now select the number of days in which you want to run auto archiving. Select the folder to save the archived file; also, provide the archiving options and finally click OK.
Select the folder to save the archived file
With this, mailbox items from your OST file will be saved to the PST file as per your archiving settings.