Updating mac os 10 2 8

01 Mar

Metal, Apple's breakthrough graphics technology, is integrated into El Capitan, delivering system-wide performance gains and enabling games and pro apps to tap into the full power of Mac graphics processors.These are the same general system requirements for the previous version of OS X -- OS X Yosemite (10.10). On June 8, 2015, Apple previewed OS X "El Capitan" (10.11).OS X "El Capitan" is named after the El Capitan mountain inside the Yosemite National Park.Updating from OS X 10.5 or Earlier Updating from 10.6 or Later Community Q&A This wiki How teaches you how to update Safari and get rid of the "This version of Safari is no longer supported" messages.If you're using a Mac with OS X 10.5 (Leopard) or older, you must first purchase a copy of OS X 10.6 (Snow Leopard) and install it on your Mac before you'll be able to update Safari.

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As a result only these Macs support Metal graphics: Without the major performance enhancement provided by Metal, it may make less sense to upgrade earlier systems to OS X El Capitan, particularly if there are other trade-offs in terms of third-party application support or hardware compatibility that is important to you.Support for other major features -- Handoff and Instant Hotspot, Air Drop to i OS, Air Drop Between Macs, Air Play Mirroring, and Power Nap -- all of which were first introduced with earlier versions of OS X and carry over to OS X El Capitan also varies.These are the Compatibility Summary Ultimately, the improvements in system and graphics performance alone are welcomed by all who have Macs who can take advantage of the new technology.The vulnerability comes from an improper implementation of SSL and TLS—the standard encryption systems used for secure Internet connections.PCMag security expert Fahmida Rashid said users should update immediately, noting that the bug allows attackers to "launch a man-in-the-middle attack and eavesdrop on all user activity." It does this by incorrectly validating the certificates that prove that, for example, the Web page you're seeing is really coming from your bank.