How to add date and author in pages of dazzling theme

I have dazzling theme on wordpress site. Blog posts show Date and author but not in the case of blog pages. I want these to be shown also the in the pages.
I have created contact us, privacy policy, terms-and-conditions pages but due to lack of date and author, i am getting data structured errors in google search console.
Kindly, let me know how can i add date and author in dazzling theme.
My website is

Hi there

Date and author data are not available for pages by default in WordPress, most probably you need third-party plugins to implement this feature