iOS 9.1 (13B5137) 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 12, 2015 Upload Date October 9, 2015 Filename 4bead7239e6d57d47e4ec7e4799c96b94e265fe0.zip Filesize 1.3 GiB Identifier iPhone6,1
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