An curved arrow pointing right. You may have noticed your iPhone 6s or 6s Plus battery percentage is off. Some have complained that their iPhone dies even though the percentage displayed more juice.

The tool may not resolve all of Apple's iPhone battery problems. Some iPhone 6s Plus owners, including one member of Consumer Reports’ technical staff, say they too are experiencing issues.

This update to the iPhone 6 Plus upgrades the camera to 12 megapixels, bumps up the processor power, and adds a pressure-sensitive screen with haptic feedback. Other features are similar to the ...

Thanks to its larger size the iPhone 6S Plus manages to pack in a bigger battery than the iPhone 6S - and it's certainly noticeable. We were able to easily get through a whole day on a single charge.