c# webview2 winform application continue & submit button working solution need.

Job ID: 30838036

Budget: $10 – $30 USD

I am new in webview2 c# windows application program area.
Need help for continue button click & need check if getelementbyid is null.
I am try many process but fail set await setting.

so Need help for how setting await with how I am click submit button also need getelementbyid null check.

My work very simple if you expert in webview2 browser area.

If you accepted bit then we must need source code, video & must full tutorial how you doing this.

please see attach file where available button html code.