To do this, press ESC, then go to 'Game Options', then 'Other'. Sims 4 players will need to manually enable any downloaded custom content and mods through the in-game menu.Sims can only be added by being born, adopted, married, or asked to move in. Adding to the household using the Sims 4 Gallery is banned. No mods or cheats such as Buydebug (bb.showhiddenobjects) are allowed. Mods, Cheats and Custom/Premium Content Custom Content and Premium Content are fine and are to be used at your own risk.