What to do after downloading transfer update

i downloaded the update, but it has no notes in it so i don't know how to use it, i would like some help please.

i probably have to copy and paste the files in somewhere in the game files but i don't know where.

Installation Instructions are here : https://sortitoutsi.net/football-manager-data-update

Clearly states
Install Latest Changes
Follow these simple instructions to install our Football Manager Data Update.

Download the data update to your computer using the "Download Now" button
Extract the zip file to reveal a folder called "Football Manager 2020/editor data"
Move this folder to "Documents/Sports Interactive/Football Manager 2020/editor data/" (create the folder if it doesn't exist)
Start Football Manager and select "New Career Game"