iOS 9.1 (13B5136) 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 October 10, 2015 Upload Date October 4, 2015 Filename 5b0efde6e0e3b88aef2796d8d889f2037fa051b5.zip Filesize 1.3 GiB Identifier iPhone6,1
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