Tizen Developers

This clever program called OST Recovery Software may now be used to fix the OST file. In order to recover OST files, some users don't need to install any additional software. It is compatible with every version of Windows, including Windows 11, Windows 10 S, Windows 10, Windows 8/8.1, Windows 7, Windows Vista, Windows XP, and Windows 2000. Without causing any data degradation, this program can restore deleted and damaged OST files. Before starting the process, users can preview the OST files they have chosen. The highly developed program autonomously retrieves all OST objects, including journals, notes, attachments, emails, calendars, events, drafts, tasks, and meeting requests. The application provides full data recovery. To learn more about this tool's features and capabilities, use the free demo version.

Read More:- https://www.osttopstapp.com/ost-recovery.html

I just want to suggest you directly a software to repair the OST file. You can download it from here. Refer: https://www.sametools.com/convert/ost/

The SysCurve OST to PST Converter is a comprehensive tool for converting OST files into PST format, including emails, contacts, calendars, notes, and journals. It also repairs damaged OST files and allows for conversion to other formats like MBOX, EML, MSG, and more. This software supports migration to Office 365 and Live Exchange Server, making it a versatile solution for email conversion and recovery needs.

For a more detailed overview, visit: https://www.syscurve.com/ost-to-pst-converter.html

For manual solution, visit: https://www.syscurve.com/blog/how-to-fix-ost-data-files.html