Muazu ya zama Sultan na Sokoto daga 6 ga watan Afrilun 1877 zuwa 26 Satumba 1881. Kuma Shi ɗa ne ga Sultan Muhammed Bello da matarsa, Aisha bin Umar al-Kammu. Muazu ya zauna a Sokoto gari kafin zaɓen da kuma shi ne na farko Sultan ba ya umurci wani Ribat a kan iyaka. An naɗa shi a matsayin Sultan a kan ɗan uwansa Sa'id bisa la'akari da matsayinsa. A lokacin mulkinsa, ya fuskanci sabon Birni mai kiyayya wanda Bawa, sarkin Gobir da Sarakunan da suka gabata suka ci karfinsa, ya dukufa kan kwato garin amma bai yi nasara ba. Last, Murray. (1967). The Sokoto Caliphate. New York: Humanities Press. p. 122 Last, Murray. p. 123