Why Guest Users Can’t Access Custom Web Parts in SharePoint – and How to Fix It
SharePoint Online offers great flexibility in designing intranets and collaboration platforms through custom SPFx web parts. However, one common issue developers and admins face is that guest users (external users) often can't see or interact with these custom web parts. This can be frustrating, especially when your organization relies on collaboration with external partners, contractors, or clients.
In this post, we’ll explore why this happens and walk through the steps to make your custom web parts accessible to guest users.