In respect to this, how can I improve my left hand accuracy?
Secondly, how do I make my hand fretting faster?
One may also ask, how do I pick fast?
How do you pick speed on guitar?
Why are my fingers so slow on guitar?
Speed in your fingers has alot to do with how relaxed your arm from the shoulder down is. Try relaxing more while playing. And try stretching before playing to get your fingers relaxed.
Why is my left hand so much slower than my right?
Even in right-handed people the left hand can perform slow movements more precisely than the right, because of asymmetries in brain activity.