After his installation as ruler of Malacca, Raja Kassim titled himself as Sultan Muzaffar Shah. Sultan Muzaffar Shah ordered his senior officers to perform all the customs, traditions and prohibitions introduced by his late father.
After assuming leadership of Malacca, Raja Kassim took on the title Sultan Muzaffar Shah. As Sultan Muzaffar Shah, he mandated that his senior officers follow all the customs, traditions, and prohibitions that had been introduced by his predecessor.