Disabling SSL/TLS Protocols and Cipher Suites for ADFS:

https://docs.microsoft.com/en-us/windows-server/identity/ad-fs/operations/manage-ssl-protocols-in-ad-fs

https://jorgequestforknowledge.wordpress.com/2017/03/01/hardening-disabling-weak-ciphers-hashes-and-protocols-on-adfs-wap-aad-connect/

Note: dont forget to reboot the WAP and ADFS servers to take effect

To test SSL/TLS and much more you can use the free online tool from Qualys:

https://www.ssllabs.com/ssltest/index.html

 

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