OTA firmwares cannot be restored to. IPSW Downloads collects them for potential future use. They might also be useful if you're doing research.
| ✗ | iPad Air 2 (Cellular) | iPadOS 9.9.15.7.3 (19H307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |
| ✗ | iPad Air 2 (Cellular) | iPadOS 9.9.15.7.3 (19H6307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |
| ✗ | iPad Air 2 (WiFi) | iPadOS 9.9.15.7.3 (19H6307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |
| ✗ | iPad Air 2 (WiFi) | iPadOS 9.9.15.7.3 (19H307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |
| ✗ | iPad mini 4 (Cellular) | iPadOS 9.9.15.7.3 (19H307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |
| ✗ | iPad mini 4 (Cellular) | iPadOS 9.9.15.7.3 (19H6307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |
| ✗ | iPad mini 4 (WiFi) | iPadOS 9.9.15.7.3 (19H6307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |
| ✗ | iPad mini 4 (WiFi) | iPadOS 9.9.15.7.3 (19H307) | January 23, 2023 | 3.7 GiB | 811bab8564be5ebe166c9dfa87d0f53222834783.zip |