How to find the correct custom field name
The Yoast SEO and the Video SEO plugins can scan the content of your custom fields. However, they do not do it automatically. If there is a particular custom field you want the plugins to scan, you will need to add it to the plugin’s settings. To do that, you will need to find the custom field name. In this post, we show you how.
Table of contents
How to find the post or page ID
Before you go searching for the custom field name, you first need to know the post or page ID. You can find it in two ways.
1. Hover over the post in the Posts overview screen. You will see an address in the bottom left corner. The post id is the number that is shown after post=
. In the example below, the post ID is 3058.

2. When you are editing a post, look at the address bar. The post id is the number that is shown after post=
. The post id, like in the previous example, is 3058.

How to find the custom field name
To find out the name of your custom field, you will need to download and install the Custom Field Finder plugin.
- In your WordPress Dashboard, go to Plugins
- Download, install and activate the Custom Field Finder plugin
- Go to Tools
- Open Custom field finder
- Enter the page or post ID and click Find custom fields
- Under Key, find your custom field name
How to add the custom field to Yoast SEO and Video SEO
After you have the custom field name, you can add it to Yoast SEO and Video SEO, and its content will be analyzed by the plugins. To do that, follow the steps in these guides:
Video SEO: Find the custom field that has the video URL or ID in it, copy the key, and enter it into the Video SEO plugin settings.
Yoast SEO: Find the custom field you want Yoast to scan, copy the key, and enter it into the Yoast SEO plugin settings.