iOS 9.9.11.4.1 (15G5063b) 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 June 11, 2018 Upload Date June 7, 2018 Filename 4bb996294a620de75ca7486a887f5518de2b5c30.zip Filesize 1.8 GiB Identifier iPhone6,1
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