Why didn't Itachi use Shisui Uchiha eyes to gain EMS? - Quora

Why didn't Itachi Uchiha implanted the one Sharingan Shisui Uchiha gave him into himself to unlock EMS in at least one of his eyes? This would have prevented his sickness albeit temporarily

Why didn't Sasuke inherit Tsukuyomi when he transplanted Itachi's eyes to gain EMS? - Quora

Why didn't Itachi took Fugaku's MS? - Quora

What are EMS and Mangekyo Sharingan? - Quora

If the Uchiha's get EMS from trading eyes with someone, how come the whole clan didn't just have eye surgery with each other to get EMS for everyone? - Quora

Why didn't Itachi use Shisui Uchiha eyes to gain EMS? - Quora

Why didn't Itachi Uchiha implanted the one Sharingan Shisui Uchiha gave him into himself to unlock EMS in at least one of his eyes? This would have prevented his sickness albeit temporarily

Why didn't Itachi take Fugaku's MS to get EMS? - Mt. Myoboku - Quora

Why didn't Itachi Uchiha implanted the one Sharingan Shisui Uchiha gave him into himself to unlock EMS in at least one of his eyes? This would have prevented his sickness albeit temporarily

How did Itachi and Sasuke get their Mangekyou Sharingan? - Quora