It will help 
Replace fingers position on wrist placer < menu click >
You will need to match wrist placer to the geo wrist tangent vector, if you move root of the hand module, you will lose all your finger position which you don’t want 
help you to match without any extra work
<The above instance,>
Imported data to the updated geo → match the wrist placer to the geo → if you move your hand root placer, you will lose → Replace fingers position on wrist placer
This page will help you below cases,
Already snapped fingers You have already snapped finger places ( forget to move the diamond object<root of hand placer> )
Placer should have moved by snap function orYou don’t like your wrist position and you would move wrist position of arms.
Simply you can move the wrist of arms You would end up that wrist connection should move and all finger placers as well
All these cases can be handled ,please refer below. Quick Fix Tool
Quick Fix tool
You will need to match wrist placer to the geo wrist tangent vector, if you move root of the hand module, you will lose all your finger position which you don’t want
It should have snapped before applying.
This function will
<The above instance,>
Imported data to the updated geo → match the wrist placer to the geo → if you move your hand root placer, you will lose → Replace fingers position on wrist placer