WordPress 6.3 is the latest major release in 2023 and contains a number of changes and enhancements to make creating and editing your web site easier than ever.
A few of the highlights:
- Site Editor changes to bring multiple settings all in one place.
- Block updates
- Over 170 performance updates
- Over 50 Accessibility improvements
You can read more by looking at the release notes: https://wordpress.org/news/2023/08/lionel/
You can also see a complete list of changes: https://core.trac.wordpress.org/query?status=closed&resolution=fixed&milestone=6.3&order=priority
If you have not done so already – download the update or simply use your existing installation of WordPress to update your site. Either way – this is an excellent time to make a backup copy of your site(s) before upgrading.