macOS Monterey is set to be released later this year with Safari 15, with key new features including redesigned tabs, grouped tabs, automatic switching of sites from HTTP to more secure HTTPS when available, faster performance, improved security, and more. Apple also released Safari 15 for macOS Big Sur and macOS Catalina last week.
Unfortunately, some customers have experienced a few issues with Safari 15, which we’ve highlighted in more detail below.
Read more at MacRumors.com