Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Salesforce Stack Exchange is a question and answer site for Salesforce administrators, implementation experts, developers and anybody in-between. It only takes a minute to sign up.
How to remove the add components section in the (as shown in the below image) page layout and extend the related list added to full extent in lightning experience.
When you go to lightning app builder click the new button, select new record page, then select the header and one column template. (Spring 16)
Required, but never shown