Joomla 3.7 has an alternative workflow to create menu links and webpages.
Step #1: Go to Menus and select the menu you want to work in.
Step #2: Click the New Button at the top left
Step #3: For Menu Item Type Click the Select Button-> Articles -> Single article
Step #4: For Select Article Click the Create button which will bring up the Article editor that you will use to create the new page.
Tips for Creating Awesome Content.
These tips will help to make your website successful.