OneDrive tenant-to-tenant migration often involves challenges such as large data volumes, permission mapping, sharing links, and user identity alignment. Best practices include pre-migration analysis, automated identity mapping, incremental sync, and secure API-based transfers.

https://www.cloudbik.com/solutions/cross-tenant-onedrive-migration/

CloudBik simplifies OneDrive T2T migration with a SaaS-based solution that securely migrates files, folders, permissions, and metadata while preserving structure and minimizing downtime. It’s an ideal choice for organizations planning smooth and reliable OneDrive migrations between Microsoft 365 tenants.