Fix iOS 9 Slow Performance & Lag with Three Easy Tips
A notable number of users who have installed iOS 9 on their iPhones, iPad, and iPod touch have discovered that iOS 9 has caused performance to suffer, with annoying lag, choppiness in interactions, delayed response from the user interface, and just general performance degradation. That lag can be notable enough to make the device feel considerably slower on iOS 9 than when compared to the same hardware running a prior version of iOS. This can be a frustrating experience, but there are a few tweaks you can make to immediately improve the performance of a sluggish iOS 9 device, effectively speeding up the iPhone, iPad, or iPod touch again.