Open up the cheat console box by pressing CTRL+SHIFT+C on Windows PC or Command+Shift+C on your MAC PC. After typing the cheat press the Enter button.
COMMANDS FOR CHEAT CONSOLE:
npcc.outfits.copy.allsims {outfit1} {outfit2} {includemyhouseholds} {includeplayedhouseholds} {includeactivehousehold} - copy outfit from one category to another for all sims.
{outfit1} - required parameter, one of the: {everyday,formal,athletic,sleep,party,bathing,swimwear,hotweather,coldweather}
{outfit2 } - required parameter, one of the: {everyday,formal,athletic,sleep,party,bathing,swimwear,hotweather,coldweather}
{includemyhouseholds} - optional parameter, default is 1, meaning sims from "My households" included. Set it to 0 if you don't want to include sims from "My Households"
{includeplayedhouseholds} - optional parameter, default is 0, meaning that Played Household are not included (are excluded). Set it to 1 if you want to include sims from Played Households
{includeactivehousehold} - optional parameter, default is 0, meaning that Active Household are not included (are excluded). Set it to 1 if you want to include sims from Active Household
For example, if you need to copy Everyday outfit to Hotweather outfit for all sims except played sims, type