cancell protocolAuth

Can add more details do you want to disable SSO

You need more details. Some information for you below. 

https://community.ptc.com/t5/Windchill/Looking-for-good-explanation-of-trustedAuth-and-protocolAuth/m-p/971091#M82131%3Fsource=search

https://www.ptc.com/en/support/article/CS342725?source=search

Hi @正通_10657467,

I wanted to see if you got the help you needed.

If so, please mark the appropriate reply as the Accepted Solution. It will help other members who may have the same question.
Of course, if you have more to share on your issue, please pursue the conversation. 

Thanks,
Anurag