Apple on Wednesday released
Battery Update 1.3
for its 15-inch MacBook Pro.
According to Apple, Battery Update 1.3 updates battery firmware and addresses battery performance issues with the 15-inch MacBook Pro. Your computer must be plugged into a power source when running the update.
After the Battery Update has been installed, any additional batteries you put in your 15-inch MacBook Pro are automatically updated.
The update is available from the software update panel in Mac OS X or from
Apple’s Web site.