Below are the direct links for the ios firmware updates that have been released for the iphone by apple so far. if you’re not sure which firmware file to download for your iphone, then check the post which will help you identify which firmware file to download based on your iphone’s model.. Ios 4.2 software update. this update contains improvements, including the following: • airprint products compatible with this software update: • iphone 4 • iphone 3gs • iphone 3g • ipod touch 2nd generation or later . not all improvements apply to all models. for more information, go to:. Iphone 4 (gsm) ios 9.3.5 latest firmware direct download link available here . all ios firmware files are collected from apple inc official servers and third party hosting services.iphone 4 (gsm) bugs and virus free with direct download link..
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