Tizen Developers

Try the OST Exporter tool for OST to PST conversion, The software would extract complete mailbox Items from OST files like emails, attachments, contacts, calendars, notes, tasks, etc. Then, convert it into Outlook PST format. using this smart application users can also convert OST files into PST, EML, EMLX, MBOX, MSG, and VCF formats. It may be easily installed on any Windows operating system version, including Windows 10, 8, 7, XP, Vista, etc. Visit here for more info: https://www.betavare.com/ost/

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 the OST file in a separate PST file. This method helps you to keep the size of your mailbox manageable. When there are many older messages and you do not require them in the mailbox, you can put them in the archive folder easily. This will reduce the size of the mailbox. 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 fileWith this, mailbox items from your OST file will be saved to the PST file as per your archiving settings.

Learn more about Exchange to Office 365 Migration | g suite to office 365 migration | Office 365 backup pricing

OST to PST Migration Tool can easily migrate OST to PST without any data loss and 100% accuracy. Along with this, the software is competent enough to export OST items (Emails, Calendars, Contacts, Tasks) to Outlook PST.

You might refer to this helpful post if you're looking for a practical approach to export your Outlook OST profile data into PST. You may convert OST files to PST format using the two instructions and expert software provided in this post. The manual techniques, however, are only appropriate for backing up your existing Outlook profile data. These approaches are:

Enable the Auto Archiving option to convert the OST file to PST and backup your offline OST files using Microsoft OST to PST Converter. Export Outlook Mailbox Data to PST Using MS Outlook. However, it is possible to choose the software technique if you have several OST files and you want to convert them rapidly. You may export numerous OST files into PST format using the finest OST to PST Converter found in this method. In addition, it has a few sophisticated features built in that aid in optimizing the data in the output file.

To convert Outlook OST data files to PST format, use the expert tool SameTools OST Converter. It is a fully functional piece of software created with today's users in mind. Bulk conversion of OST data files to Outlook PST files is possible. You may export OST files with this program to a number of other file formats, including PDF, MBOX, MSG, EML, EMLX, and many others. This utility supports all Windows and MS Outlook versions without any interruptions. Users can save their converted data in the desktop in the appropriate location. This program allows users of all skill levels to convert OST files to PST file format. Use the free demo version of this tool to learn more about its features and functionality.

Thanks for solution

Thanks

Nice information