What is the meaning of iOS?

mollyx129 wrote:

What is the meaning of iso

iOS is the name given to the operating system software that Apple created for and uses with iPhone.

The earliest versions of what became iOS were known as iPhone OS.

Apple has not indicted what the iOS letters mean.

More info: https://en.wikipedia.org/wiki/IOS

mollyx129 wrote:

I don’t have nothing

An iPhone 6, iPhone 6 Plus, or earlier iPhone, cannot be upgraded past iOS 12.