It might be as easy as pressing a button, or as hard as describing what annoys you or what would make you happy.
O nwere ike ịdị mfe dịka ịpị bọtịnụ, ma ọ bụ dịka ịkọwa ihe na-ewute gị ma ọ bụ ihe ga - eme ka ị nwee obi ụtọ.