My phone (6 ) says it is up to date with 12.4.8 but a tracking app I want to install says I must update to 13.5. How can I do this?
My phone (6 ) says it is up to date with 12.4.8 but a tracking app I want to install says I must update to 13.5. How can I do this?
iPhone 6 Plus, iOS 12