The full feature list on Apple's website describes the other 150 new features of Safari 4. Improved rendering speed and website compatibility. The "save page as standalone web applications" feature from the first developer preview of Safari 4 has been removed.
On Thursday, Apple released security updates for OS X Yosemite and OS X El Capitan.
As of January 2015, Stat Counter estimates that Google Chrome has a 51% worldwide usage share of web browsers as a desktop browser, it is also the most popular browser for smartphones.
Wikipedia Safari is a web browser developed by Apple Inc. First released as a public beta in 2003 on the company's OS X operating system, it became Apple's default browser beginning with Mac OS X Panther.
Software updates may seem trivial, but the truth is they are important to help protect against known vulnerabilities.
Hackers can exploit weaknesses in software and use malware to infect Macs in an attempt to steal data or reveal your private information.