The Ansys Innovation Space website recently experienced a database corruption issue. While service has been restored there appears to have been some data loss from November 13. We are still investigating and apologize for any issues our users may have as a result.
George Karnos
Ansys Employee

Hello Yunfei,
If you clcik on: View All/Customize

Does it show in the list? If so, does it have a checkmark next to it? If not, check it.