How to update software iPhone 5s.

Go to Settings > General > Software Update

Make sure you are connected to the internet and have a 50% charge or more.

If you cannot update past iOS 10.3.4 means you have an iPhone 5 and not iPhone 5s.

Hi,

i am unable to update the IOS 12.4.7, when i am try to udate direct from wifi and error while instaling and when i try to update through itunes then its says your verson is up to date ,

dont know what to do,

Thanks

B Agarwal

read

Update your iPhone, iPad, or iPod touch - Apple Support

the model can't be upgraded higher than 12.4.6 though

What model phone do you have and what version of iOS are you currently running?

how can i update my iphone5s

i dont understand i wna update to iOS12

How to find URL for Iphone 5s setup?