Sean 🇹🇼 says to Ow< [MSFW]
「Apple licensed the "IOS" trademark from Cisco.」 In June 2010, Apple rebranded iPhone OS as "iOS". The trademark "IOS" had been used by Cisco for over a decade for its operating system, IOS, used on its routers. To avoid any potential lawsuit, Apple licensed the "IOS" trademark from Cisco.[45] https://en.wikipedia.org/wiki/IOS