Buzz
Recently, iOS 8.1.1 has been officially released, but contrary to Apple's claims of increased performance, especially for iPhone 4S, users still perceive it to be slower than iOS 7. These observations come from recent tests by Ars Technica and user experiences over the past few days.
Even on older devices like iPad 2, iPhone 4S, or iPad mini, the performance remains subpar compared to iOS 7. The performance comparison table for iOS 8.1.1 and iOS 7.1.2 on iPhone 4S and iPad 2 indicates minimal improvement. App loading times are not faster than iOS 8 and significantly slower than iOS 7.1.2. The most positive change is noted in the Safari app, but it's not a significant improvement for users. Despite some improvements, iOS 8.1.1 fails to address issues like slow multitasking, a sluggish interface, and app loading errors.
Tests were conducted by opening each app three times, then closing it, timing the process, and averaging the results. The performance of iOS 8.1.1 shows minimal improvement compared to iOS 8.1 on devices with A5 chips. App loading times are not faster and are much slower than iOS 7.1.2. The most notable change is in the Safari app, but it's not a significant improvement for users. Despite some improvements, iOS 8.1.1 fails to fix issues like slow multitasking, sluggish interface, and app loading errors.
https://Mytour.vn/ios-811-hieu-nang-duoc-cai-thien-nhung-chua-dang-ke-1396n.aspx
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