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Apple has released another beta of the upcoming 10.9.4 release of its OS X operating system to developers. The new beta has a build number of 13E19. For now the update is only available through Software Update on 10.9.4 systems, but it’s expected to hit the developer center soon.

The previous build, 13E16, was released on June 11th along with pre-release versions of OS X Server 3.2 and Safari 6.1.5. The seed notes for this version aren’t online yet, but we’ll update this post when they become available.

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