What does it do?
By updating page layouts, you can adjust what fields, buttons, and related lists are visible on object record pages. They also help you define which fields are read only or required. Use page layouts to organise the content of your record pages.
How to update a page layout?
- Go to Setup -> Object Manager
- Search the object you want to edit the page layout for
- Click Page layouts
- To add new fields to your page layout just drag and drop them from the Fields section at the top of the page to the object Details section below
- Save your changes