Navbar: Enjoy a smoother navigation experience with the new .navbar-nav-scroll class, allowing vertical scrolling of navbar content.
Toasts: Check out the new live toast example in the documentation, making it easier to understand how to implement this feature in your projects.
Improvements
Documentation: The documentation now includes mentions of Content Security Policy (CSP) and embedded SVGs, helping you better understand security practices.
Custom File Input: The custom file input now has improved overflow suppression, preventing long filenames from spilling out of the input area.
Forms: The input group validation now requires the .has-validation class, ensuring better form handling and user feedback.
Fixes
Fix the mobile menu jump and double border issue, providing a cleaner and more consistent mobile navigation experience.
Fix the alignment of form validation tooltips, ensuring they display correctly across all browsers, including Internet Explorer.
Others
Add a Russian translation to the Bootstrap 4 documentation, making it more accessible to Russian-speaking developers.
Update the homepage to split snippets and include copy buttons, enhancing usability for users looking to quickly copy code examples.