Yes. You can migrate multiple OST files to different Office 365 mailboxes using the Aryson OST to Office 365 Migration Tool. It is particularly useful when an organization needs to map OST files from different users to their respective Microsoft 365 accounts.

With Aryson, you can add and process multiple OST files in batches, select the required folders, and provide the corresponding Office 365 mailbox credentials or destination details. The tool can migrate emails, attachments, contacts, calendars, tasks, notes, and other mailbox items while maintaining the original folder hierarchy. It also supports selective migration, folder selection, date-based filters, OST data previews, attachment preservation, and batch processing, helping administrators migrate multiple user mailboxes more efficiently without manually handling each OST file.

Also Read: Import OST File to Office 365

CubexSoft OST to Office 365 Converter provides an efficient way to migrate Outlook OST files to Office 365 while maintaining important mailbox information. The software is designed to handle emails, attachments, contacts, calendars, tasks, and other data stored within an OST file. Its user-friendly workflow makes the conversion process simple, helping users access or migrate their Outlook data with minimal effort. OST to Office 365 Converter is accessible on Windows and Mac Operating Systems.