Last November, Judex uploaded the squads update for the 22/23 season, and I wanted to know if installing it in the game folder loses all my personal settings (Judex's patch brings the international squads very outdated, so I personally I modify and I wouldn't want to lose that) or if I lose some...
Open the db in DBMaster and transfers the playernames starting with line 28999 to the table dcplayernames. The easy way to do this is to export the 2 tables i mentioned above and process them in notepad or better in excell and after you done that, you have to import it back in DBMaster!!!
Copy there a clean version of FIFA 14. Next, install the mod you are interested in on this copy of the game, following all the instructions of the author. Run the game with the mod installed via fifaconfig.