Apple releases MacBook Pro firmware update 1.7 to address rare battery issue

After releasing an SMC firmware update for most MacBook models last month to address the same battery issue, Apple today released MacBook Pro SMC Firmware Update 1.7 for mid-2010 and early 2011 15- and 17-inch MacBook Pros. The update, available through Apple’s website, addresses a rare battery issue:

About MacBook Pro SMC Firmware Update 1.7

This update addresses a rare issue on some Apple notebooks where a battery that has accumulated more than 1000 charge cycles may unexpectedly shut down or stop functioning.