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

In Naruto, why did Itachi only care about Sasuke's survival (physical existence), but not about Sasuke's mental and emotional well-being (quality of life)? Was Itachi really that out of it? - 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 Sasuke use his Eternal Mangekyo Sharingan (EMS) during his fight with Danzo, when it was clear that he could have beaten him easily? - 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 did Shisui trust Itachi so much? - 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 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

I've been wondering for a while, how dangerous would Shisui be if he was somehow brought back via Edo Tensei in the 4th war? - Quora

How did Itachi undo the Edo Tensei using the Kotoamatsukami? - Quora

Why wasn't Danzo punished for stealing Shisui's eye and other Sharingans? - Quora

What if Shisui had the EMS? - Quora