The antonyms for the term "up settings" can be several words, depending on the context of usage. If you are talking about settings that are high, then the antonyms might include words like low, down, or decrease. For settings that are positive, words that mean negative, bad, or adverse can be used as antonyms. In the case of settings that are escalating, antonyms such as reduce, decline, or decrease can be used. Therefore, the precise antonyms for "up settings" will vary according to the setting being referred to and the context in which the term is used.