WordPress 6.1.1 addresses 50 bug fixes.
You can read more by looking at the release notes: https://wordpress.org/support/wordpress-version/version-6-1-1/
You can also see a complete list of changes: https://core.trac.wordpress.org/query?milestone=6.1.1&group=component&col=id&col=summary&col=status&col=owner&col=type&col=priority&col=milestone&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.