iOS 9.9.11.3 (15E6216) 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 March 29, 2018 Upload Date March 16, 2018 Filename 4103fabce72c167159ebb6e86b420f4bc6de93bb.zip Filesize 1.8 GiB Identifier iPhone6,1
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