Ios 8.1 firmware is a significant software upgrade with a lot of innovations in the user interface and functions. key changes in ios 8.1 are support payment service apple pay and tighter print integration with the new desktop platform os x yosemite.. According to apple, ios 8.1.1 also includes performance improvements for ipad 2 and iphone 4s, but a video comparison of iphone 4s running on ios 8.1 and ios 8.1.1 did not reveal any major improvements on older ios devices.. Download iphone 6 plus firmware files – all ios versions – updated ios 11.4.1 joe abouza 6 april
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