Hello I’m trying to update my phone and it won’t let me

Is your device compatible to update to the new version? See the article(s) below. 

iOS 14 and iPadOS 14 Compatible Devices

iOS 13 and iPadOS are compatible with these devices - Apple Support.    

iOS 12 is compatible with these devices.    

IOS 11 is compatible with these devices    If you can upgrade to IOS 11, you can upgrade to IOS 12

IOS 10 is compatible with these devices   

iOS 9 Compatibility & Supported Devices List 

JovanyIbarra wrote:

Hello I’m trying to update my phone and it won’t let me

click on link for won't let you If your iPhone, iPad or iPod touch won’t update - Apple Support

Make sure you’ve connected to a hotspot,WiFi some sort of internet connection.

issac196 wrote:

Make sure you’ve connected to a hotspot,WiFi some sort of internet connection.

You can only update over the air using wifi, not hotspot.