iOS 9.9.17.2.1 (21C6066) for iPhone 12 Pro Max ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
potential future use. They might also be useful if you're doing research.
Release Date December 19, 2023 Upload Date December 16, 2023 Filename 2810f0874ed1a75d9c3bea58c5acc13049f164a0.zip Filesize 5.7 GiB Identifier iPhone13,4
All information on these pages is automatically updated. When you click on any Apple Software link on
the site, you are redirected to an Apple server. We do not (and never will) mirror these files. All trademarks are the property of their respective owners. IPSW Downloads is not affiliated with Apple Inc.
© 2026 IPSW Downloads
This page was last modified at 1:26:18 pm UTC on Monday, April 6, 2026 and built at 10:18:58 am UTC on Friday, April 10, 2026.