Disabling ‘Setting Time Zone’ May Improve Battery Performance Of Your iPhone 4S
Low battery life is one of the major issues for early iPhone 4S owners who constantly searching answers on Support Communities forum. Thus far Apple has remained silent about the matter. It appears that the problem is also affecting some iPhone 3GS and iPhone 4, suggesting that it is rather a software defect than a hardware problem.
iDownloadBlog reports on interesting remedy that helped some users to improve the battery performance. The Setting Time Zone feature in iOS 5 appears to cause excess power consumption as the device repeatedly detect user location to set the time zone. To turn off this functionality, open Settings App, go to Location Services, System Services and disable the Setting Time Zone function.To make your iPhone last more, you may also want to switch off Diagnostics & Usage and Location-Based iAds in this menu.
Apple offers this advice to improve battery life of your iPhone:
“Be sure to go through at least one charge cycle per month (charging the battery to 100% and then completely running it down)”.
Macworld’s mentions launching a system diagnostic app in order to pinpoint which unnecessary processes are running in the background and discover the cause of rapid battery drain.