The iPhone SE 2020 home button will get you the functionality of the iPhone home button itself. This button is mounted in the same way as the Original Apple one.
Diagnosis justifying the change of your home button:
You can replace your home button if you have the following problems:
The home button is cracked
The home button is broken
The home button is scratched
The home button does not work anymore
WARNING, if you replace the Original Apple home button, the Touch ID function will no longer work. Only the Original Apple home button set at the factory can work with the motherboard that goes with it.