Apple on Monday released a software update to the most current seed of Mountain Lion Developer Preview 4 one week after pushing out the original beta operating system last week.

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Work on OS X 10.7.5, the next performance and maintenance update for Lion, is far enough along that Apple is preparing to issue a preview of the software to its developers for testing.

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With OS X 10.8 Mountain Lion set to launch in July, Apple has pulled the link to download its Messages for Mac beta.

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Apple actively promoted on Monday new Chinese-language features in both OS X 10.8 Mountain Lion and iOS 6 that should help it ramp up sales in the world's most populous nation.

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The next major update to OS X, known as Mountain Lion, will become publicly available for $19.99 on the Mac App Store in July, Apple announced on Monday.

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At Monday's Worldwide Developers Conference keynote, Apple showed off some of the new features of its forthcoming Mountain Lion operating system update, including dictation for the Mac, tighter integration with iCloud, Power Nap for automatic data updating, and a new version of Safari.

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While the enterprise market remains a predominantly Windows-based environment, Macs are creeping into the workplace as the popularity of tablets driven by Apple's iPad slowly erodes the walls of Microsoft's once-impenetrable fortress.

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A feature in Apple's upcoming OS X Mountain Lion will bring extended functionality to the Safari web browser by caching saved pages for perusal when away from an internet connection.

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Apple on Tuesday released a system-wide update that adds RAW image support for six new cameras.

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Apple's previously announced Automatic Downloads feature is slowly coming together in the latest developer preview of OS X 10.8 Mountain Lion, which features a new Notification Center alert for Mac App Store purchases.

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With Apple set to flip the switch on its Mac App Store sandboxing system, the company sent out an email to registered developers on Friday reminding them that enforcement of the new rules will being on June 1, 2012.

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Following the release of OS X 10.8 Mountain Lion Developer Preview 3, Apple on Thursday seeded the latest build for the operating system's server assets.

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Applications complying with Apple's sandboxing rules for OS X have begun to appear on the Mac App Store, with Pixelmator being among the first major offerings to meet the forthcoming requirement.

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Apple's behind-the-scenes work to upgrade its OS X operating system for future high-resolution Retina display Macs has been detailed in a new patent filing.

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Apple on Wednesday supplied its developers with an updated version of OS X 10.8 Mountain Lion Developer Preview 3, the pre-release build of the forthcoming Mac operating system update.

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Apple on Monday released two software updates that bring recent OS X Lion security fixes regarding Java and Adobe Flash Player to Macs running previous generation operating system OS X 10.5 Leopard.

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In the wake of the biggest malware presence in Mac history, Kaspersky Lab claimed it was asked by Apple to consult on potential OS X security issues, but later said the company's CTO was misquoted [updated].

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Apple continues to make behind-the-scenes improvements to OS X that will allow future Macs with high-resolution Retina displays to show higher quality images, AppleInsider has learned.

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Apple on Wednesday released OS X 10.7.4, the latest update to the company's Lion operating system which brings various improvements including a fix for a recently-exposed FileVault bug.

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The EMEA (Europe, Middle East and Africa) division of AppleCare is allegedly hiring and training new staff on certain aspects of Apple's upcoming OS X 10.8 Mountain Lion, possibly hinting that a release date is soon to arrive.

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