Signed IPSW files can be restored via iTunes. Unsigned IPSWs cannot currently be restored via iTunes.
|✓||macOS 11.5.1 (20G80)||26th July 2021||14 GB||UniversalMac_11.5.1_20G80_Restore.ipsw|
|✓||macOS 11.5 (20G71)||21st July 2021||14 GB||UniversalMac_11.5_20G71_Restore.ipsw|
|✓||macOS 11.4 (20F71)||24th May 2021||13.9 GB||UniversalMac_11.4_20F71_Restore.ipsw|
|✓||macOS 11.3.1 (20E241)||3rd May 2021||13.9 GB||UniversalMac_11.3.1_20E241_Restore.ipsw|
|✓||macOS 11.3 (20E232)||26th April 2021||14 GB||UniversalMac_11.3_20E232_Restore.ipsw|