How to add WordPress custom field to any post

Custom fields are important to elaborate your WordPress post as it enables you to add extra data. WordPress custom fields also help you to add extra features and functionalities and specific information in individual posts.

By adding custom fields, you can edit your WordPress pages and post metadata so you can display whatever you want on your website. By default, the custom field option is hidden and disabled in WordPress. But you can easily enable or use plugins to refine the feature more useful.