This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | 10 December 2019 |
| Upload Date | 05 December 2019 |
| File Name | iPadPro_12.9_13.3_17C54_Restore.ipsw |
| File Size | 3.54 GB |
| SHA256sum | bc2cb89e00dd7e74d4e7b97f0839693a55c2f416bb3465b57ce24bb899aad082 |
| MD5sum | 37d096b1a852f1861c2b722cd47f47b6 |
| SHA1sum | c4b5bbd034fd43f70e501bec7992295734c9529b |
| Identifier | iPad6,8 |
cd ~/Downloads.idevicerestore -e iPadPro_12.9_13.3_17C54_Restore.ipsw and press Enter.