If your file transfer is getting slower, in this case there is a quick solution for you. This is a little, but effective Trick for Windows OS

So Let's Start :- 

Follow these steps to Optimize your Removable disk...

NOTE: when your drive is optimized for performance you will need to use the safely remove hardware icon in the task bar to eject the drive otherwise you will risk corrupting your data by just removing the drive from the port.