iPadOS 9.9.15.1 (19B6074) for iPad Air 2 (WiFi) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date October 25, 2021 Upload Date October 15, 2021 Filename 36504629687653e3c7af6d29c7a3d2963bade5f9.zip Filesize 3.7 GiB Identifier iPad5,3
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