audioOS 9.9.12.1 (16B92) for HomePod (Unknown Model) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date October 30, 2018 Upload Date October 21, 2018 Filename fa9c25a5823729f4970cfbd57b228817f1c0c3f6.zip Filesize 2.8 GiB Identifier AudioAccessory1,2
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