The legacy SharePoint CDN domain publiccdn.sharepointonline.com retires in late April 2026. Organizations must update any hardcoded references to use the new domain.
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Key Facts:
Deadline: Late April 2026
Old domain: publiccdn.sharepointonline.com
New domain: public-cdn.sharepointonline.com
Action required: Search codebase and configurations for hardcoded CDN URLs
Impact: SPFx solutions, custom scripts, external applications referencing CDN assets
Deadline: Late April 2026
Old domain: publiccdn.sharepointonline.com
New domain: public-cdn.sharepointonline.com
Action required: Search codebase and configurations for hardcoded CDN URLs
Impact: SPFx solutions, custom scripts, external applications referencing CDN assets
Search your SPFx solutions, custom scripts, Power Platform components, and any external applications that reference SharePoint CDN assets. The change is straightforward (adding a hyphen) but hardcoded URLs will break after the retirement date.
Sources: MC1184996
