How to create ionic 4 project

here is my ionic info

Ionic:

Ionic CLI : 5.4.16 (C:\Users\saad.saeed\AppData\Roaming\npm\node_modules\ionic)
Ionic Framework : ionic-angular 3.9.9
@ionic/app-scripts : 3.2.4

Utility:

cordova-res : not installed
native-run : 0.3.0

System:

NodeJS : v10.16.0 (C:\Program Files\nodejs\node.exe)
npm : 6.9.0
OS : Windows 10

and here is ionic version
5.4.16

First Question: Why do you want to create a ionic 4 Project and not use the latest Version?

Because I am use to with ionic 4 and have hands on experience with it.

You should use ionic 5. If you are experienced with Ionic 4 you will have no Problems with 5