Apple has some additional features in Safari 18 that Mac users will likely welcome . The main feature of Safari in macOS 15 is so-called Highlights, which aims to make it easier to discover information on the web, according to macrumors.
If you press the button again, a drop-down menu allows you to change the appearance (white, off-white, grey, black) and choose your preferred font (Athelas, Charter, Georgia, Iowan, New York, Palatino, San Fransisco, Seravek,).
In this menu, you can also find text size options by percentage (from 50% to 300%), as well as a “Search” option to find a word or phrase on the page, and a button to hide Reader Mode.
Meanwhile, when Safari detects a video on the page, it puts the new video viewer mode front and center, allowing you to adjust the window without blocking the video, and it also helpfully presents system playback controls within the overlay, including picture-in-picture.
In other Safari-related changes, the macOS Sequoia beta adds support for opening links directly in web apps. Now, when you click on a link, that link should open in the web app instead of your default web browser. You can now also customize web apps. On a Mac using Safari web extensions and content blockers.
Finally, the Safari 18 beta for iOS, iPadOS , VisionOS, macOS Sequoia, and macOS Sonoma offers built-in predictive text on the web, and you can now set which Safari profile to use to open certain websites.