It was created to highlight the block editor (Gutenberg) and its features and was the default theme for WordPress in 2019.

The theme is lightweight and minimalistic in style, thus it is advised to keep your website design straightforward and avoid packing it with too many extras. To take advantage of the theme’s functionality and design possibilities, it is best to use the block editor.

The Twenty Nineteen theme is being used by people for a wide range of websites, including personal blogs, portfolios, and commercial ones. Some users make use of its simple, contemporary look, while others utilise it as a springboard for creating their own original themes.

Reviews of the Twenty Nineteen theme from the WordPress community have been overwhelmingly positive. Numerous people laud its simple, basic style as well as its ability to work with the block editor. The theme is praised for its overall simplicity and use, while some users have complained about the restricted modification options.

The Twenty Nineteen WordPress theme has a number of noteworthy features, including:

1. Block editor compatibility: The Twenty Nineteen theme is designed to work seamlessly with the block editor (Gutenberg), allowing users to easily create custom layouts and add various types of content using blocks.
2. Responsive design: The theme is fully responsive and optimized for all screen sizes, making it accessible and usable on desktop, tablet, and mobile devices.
3. Customizable header and footer: The header and footer areas of the theme can be customized with custom logos, text, and navigation menus.
4. Multiple post formats: The theme supports multiple post formats, including standard, aside, gallery, and video, allowing users to easily change the way their posts are displayed.
5. Lightweight and minimalistic: The theme is designed to be lightweight and minimalistic, making it fast and efficient, and allowing users to focus on the content of their website.
6. Accessibility-ready: The Twenty Nineteen theme is built with accessibility in mind and meets the accessibility standards set by the WordPress community.
7. Customizable colors: The theme includes options for customizing the colors used on the website, allowing users to change the look and feel of their site to match their brand.
8. Translation-ready: The theme is translation-ready, making it easy to translate into different languages.
9. RTL language support: The theme supports right-to-left (RTL) languages, making it accessible to users who speak languages that are written from right to left.
10. Cross-browser compatibility: The Twenty Nineteen theme is compatible with a variety of popular browsers, including Google Chrome, Mozilla Firefox, and Microsoft Edge.