How to activate Dark Mode on iPhone
redesigned invert colors or dark mode is a new feature of the iphone in ios 11 version, which helps to reduce the light intensity on the device.New Memory Optimization feature on iOS 11
storage optimization is a new feature on ios 11, capable of cleaning up special memory with iphone / ipad with low internal memory capacity (16 / 32gb).Can download and upgrade iOS 11 on iPhone / iPad
ios 11 can now be installed on ios devices, via ios 11 beta version for programmers. with devices iphone needs from iphone 5s onwards and ipad from ipad mini 2 onwards can be