This firmware is signed. This means that you can restore to it in iTunes.
Release Date | 26 April 2021 |
Upload Date | 16 April 2021 |
File Name | UniversalMac_11.3_20E232_Restore.ipsw |
File Size | 12.99 GB |
SHA256sum | dd33948c5e7fc16321aba8c96267301d9c6fb1c6bbe0aba13aad8f5646c7962d |
MD5sum | eab5bb78a428aa4c7e4ea95808680d3d |
SHA1sum | 4794880d551c9ba25e024e8b641744c464cd5023 |
Identifier | MacBookAir10,1 |
cd ~/Downloads
.idevicerestore -e UniversalMac_11.3_20E232_Restore.ipsw
and press Enter.