▁must ▁win ▁challeng es ▁against ▁new ▁artists ▁to ▁keep ▁their ▁seat ▁and ▁remain ▁as ▁a ▁member ▁of ▁" The ▁Four ". ▁At ▁the ▁end ▁of ▁six ▁weeks , ▁the ▁last ▁singer ▁standing ▁among ▁" The ▁Four " ▁wins ▁the ▁competition . ▁ ▁There ▁are ▁two ▁distinct ▁r ounds ▁in ▁The ▁Four . ▁In ▁the ▁performances ▁round , ▁new ▁challeng ers ▁must ▁ear n ▁their ▁seat ▁by ▁performing ▁in ▁front ▁of ▁a ▁live ▁studio ▁audience , ▁the ▁panel ▁of ▁jud ges ▁and ▁" The ▁Four ". ▁After ▁the ▁performance , ▁the ▁jud ges ▁then ▁vote ▁and ▁make ▁a ▁" Yes " ▁or ▁" No " ▁decision , ▁sign ifying ▁the ▁ch allen ger ' s ▁fate ▁in ▁the ▁competition . ▁If ▁a ▁ch allen ger ▁receives ▁a ▁un anim ous ▁four ▁blue ▁rings ▁on ▁stage ▁( four ▁" Yes " ▁votes ▁from ▁the ▁panel ), ▁they ▁advance ▁to ▁the ▁next ▁round ▁of ▁the ▁competition . ▁A ▁red ▁ring ▁given ▁to ▁the ▁ch allen ger ▁sign ifies ▁a ▁" No ", ▁ending ▁his ▁or ▁her ▁time ▁in ▁the ▁competition . ▁Art ists ▁who ▁advance ▁to ▁the ▁challenge ▁round ▁can ▁comp ete ▁against ▁a ▁member ▁of ▁" The ▁Four " ▁for ▁their ▁seat . ▁In ▁a ▁sing - off ▁style ▁battle , ▁the ▁ch allen ger ▁and ▁" The ▁Four " ▁member ▁sing ▁against ▁each ▁other ▁for ▁their ▁seat . ▁After ▁the ▁challenge , ▁the ▁studio ▁audience ▁then ▁votes ▁to ▁decide ▁which ▁of ▁the ▁two ▁should ▁remain ▁in ▁the ▁competition . ▁The ▁winner ▁lo cks ▁his