Your meta title appears on search engines and in the tab title in web browsers. Meta descriptions only appear on search engines.

Meta content can be completely different to the page title or content that appears on your website.

#1 Go to a page on your site

#2 Scroll to the Yoast SEO section

#3 Click the Edit Snippet

#4 Edit the SEO Title and Meta description

#5 Click Update

Further reading: