Preheating mode brews entire resevoir and wont stop

keurig 2.0 says preheating and brews entire water resevoir, how do I get it to brew a pod at a time?

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0