iOS 9.3 (13E6233) for iPhone 5s (GSM) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date March 21, 2016 Upload Date March 15, 2016 Filename d8e417fca17c6a0fe6a503a4d9ac520063f087c9.zip Filesize 1.4 GiB Identifier iPhone6,1
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