iOS 9.1 (13B5143) 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 21, 2015 Upload Date October 16, 2015 Filename 2a2c15d4a737e6d4d712d2b24b0608ab22b6e964.zip Filesize 1.3 GiB Identifier iPhone6,1
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