Sarada Uchiha Doesn't Have Conscious Control Over The Mangekyo Sharingan ...

This might seem absurd, but one only needs to look at Obito's Mangekyo Sharingan to get the idea. When Kakashi had both of Obito's Mangekyo Sharingan, he was almost unbeatable. Of course ...

Kakashi is blue with blue-ish purple representing ... though the B is replaced by Kakashi's Mangekyo Sharingan. Kakashi's is different than Sauske's Mangekyo Sharingan, trust me.