PS4 error code when updating (SU-42118-6) - PS4 Original - TronicsFix
Thomas T. on Twitter: "PS4 users: if you ever experience error code SU-42118 -6 when booting your PlayStation make sure all the internal cables are properly connected. Mine was just a little loose
error SU-42118-6 after update 9.60 : r/playstation
How to Fix PS4 Error SU-42118-6: a Software System Update Error