SharePoint Online Tenant Rename became generally available on October 16, 2025, now without site count limits.
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Key Facts:
GA date: October 16, 2025
Previous limitation: Site count restrictions removed
Requirement: SAM licenses required for tenants with over 10,000 sites
Use case: Rebranding, mergers, acquisitions
GA date: October 16, 2025
Previous limitation: Site count restrictions removed
Requirement: SAM licenses required for tenants with over 10,000 sites
Use case: Rebranding, mergers, acquisitions
Organizations can now rename their SharePoint tenant regardless of size. This is useful for rebranding, mergers, or correcting naming decisions made during initial Microsoft 365 setup.
Sources: HANDS ON SharePoint
