In case you are searching for effective solutions to perform the OneDrive migration from one tenant to another then you should go through this informative writeup that I have recently found. This article explains the top 3 free methods to migrate data from OneDrive to OneDrive for Business. These three methods are:

1. Migrate OneDrive to New Tenant Using Microsoft 365 Admin Center.
2. Transfer Files Between OneDrive Accounts via Power Automate.
3. Move OneDrive Files to Another Account by Sharing Files.

Apart from this, it also introduced an ineffective and reliable software approach that consists of the Microsoft OneDrive Backup Tool to accomplish this task. It is recommended by the experts as it is integrated with various advanced features to optimize the whole process. You can also try its free trial version which will allow you to analyze its incredible performance.

Are you looking to migrate data from one OneDrive to another? If yes, you can use mover.io, a free and safe web application that can migrate your data easily and quickly. Check out this guide on cross-tenant one drive migration to learn and perform OneDrive Data Migration.