The process is simple, FMKE takes care of most of the process.   Step 1 Open your kit in FMKE   Step 2 After you finished editing it, press save (so you can continue your work later)   Step 3 Select the `Export to game` option in menu (File -> Export)   Step 4 FMKE will export your kit to the game folder   Step 5 Run Football Manager 2020 / 2021 Go to Preferences -> Interface Press Reset -> Clear Cache