How to upgrade my iPhone?

Identify your iPhone model - Apple Support

Find the current software version on your iPhone - Apple Support

For software upgrades, see what is available for your model: Settings﹥General﹥Software Update﹥…

Update your iPhone or iPad - Apple Support

For updates beyond what is offered there, you may need a newer model.

For hardware upgrades, you will have to buy a different model.

For software upgrades: Update your iPhone or iPad - Apple Support

For upgrading the hardware to a newer iPhone: iPhone - Apple

For upgrading from an older iPhone: Apple Trade In - Apple

For the iPhone upgrade program: iPhone Upgrade Program - Apple

*DISCLAIMER: it all depends on where you live or where you’re from. For countries without direct Apple Stores, try Apple Authorized Partner Stores.