editing a webinar

hello, I have some problem, help me please 
- I really know about how to setting webinar register site like my example    
https://pic.in.th/image/Screenshot-2567-09-02-at-19.54.32.QbQUPR 
But now I have some problem to setting like that 
- Not Date/time right from

- Can't edit some link on Information you provide when registering will be shared with the account owner and host and can be used and shared by them in accordance with their Terms and Privacy Policy. 

Help me plese