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Apple has released MacBook/Pro Keyboard Firmware 1.0, which addresses a longstanding issue where the first key press may be ignored if the computer has been sitting idle. Apple says the update also addresses some other issues.

We’ve extensively covered this issue:

• MacBook, MacBook Pro update 1.1 doesn’t fix first-letter-missing syndrome
• MacBook, MacBook Pro update 1.1 effective for most users
• Sporadic missing letters while typing: Not just MacBook Pros; watch for trackpad interference
• MacBook Pros: First typed letter missing when typing in text fields; Apple acknowledges

The firmware update is available as an 875KB standalone download.

Per Apple’s instructions: “The update package will install an updater application into the Applications/Utilities folder and will launch it automatically. Please follow the instructions in the updater application to complete the update process.”

The update requires Mac OS X 10.5.2, and works with the following models:

• MacBook (Late 2006)
• MacBook (Mid 2007)
• MacBook (Late 2007)
• MacBook Pro (17-inch Core 2 Duo)
• MacBook Pro (15-inch Core 2 Duo)
• MacBook Pro (Mid 2007, 2.4/2.2GHz)
• MacBook Pro (Late 2007, 2.4/2.2GHz)

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