iOS 9.9.12.4 (16G5027i) 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 May 20, 2019 Upload Date May 17, 2019 Filename f8b686e61002b1705432c535994a8d2f133a122b.zip Filesize 2.2 GiB Identifier iPhone6,1
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