How to update using my mobile data instead of WiFi

From the article below.

You can also follow these steps: 

1. Plug your device into power and connect to the internet with Wi-Fi.

Update your iOS device.  -

nokukhanya32 wrote:

I am trying to update using the mobile data but it only wants WiFi

Nope. You need Wi-Fi, or a computer, or an iPhone with 5G and a 5G network connection. Only way an SE can do this without Wi-Fi or a computer is with a cellular data router from your cellular provider. 3G and 4G connections will not work, nor will a hotspot.

i need to update my phone