in ultimate membership pro need to set TAX value till 3 decimals

Hi currently i am able to set tax value upto 2 decimal in utilmate membership pro

for example 5.12 now i need to set it for 3 decimals 5.123 so please help me where i can find this setting or which plugin file i should check and update

Hi,

Please contact the author of your purchased Item, the author will assist you.

How to contact an author to get support or for any technical query:

Thanks