Apple has recently discovered that some batteries used in its MacBook and MacBook Pro notebooks may have battery performance issues. Affected batteries will have one or more of the following symptoms:
- Battery is not recognized causing an “X” to appear in the battery icon in the Finder menu bar.
- Battery will not charge when computer is plugged into AC power.
- Battery exhibits low charge capacity/runtime when using a fully charged battery
- Battery pack is visibly deformed.
Apple is offering a software update that is designed to address these issues. If you are a MacBook or MacBook Pro user and your computer is exhibiting one or more of the symptoms mentioned above, please visit the following website to download the update: http://www.apple.com/support/macbook_macbookpro/batteryupdate/ If your computer continues to exhibit one or more of the symptoms after installing the update, please contact the IT Help Desk.