I am sure most of your have started your journey in SharePoint 2019, Microsoft has released KB4461548 to fix the issue with “Term Store Management Tool” SAML claims provider.
Ensure that you have downloaded this KB pack and install to avoid this claims provider authentication issue. As advised by Microsoft you can download this KB with any of the below sources:
- This KB will be installed as part of Windows updates,
soensure that you have enabled to check and update the updates for OS
- Download and install the KB from Microsoft Update Catalog
- The standard source for software from
MicrosofMicrosoft download center
Stay tuned to see all the updates and make your environment up to date !!!
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