Try
Intent1.Initialize(Intent1.ACTION_VIEW, $"https://api.whatsapp.com/send?phone=${PhoneNumber}&text=${TextMessage}"$)
Select Case SendUsing
Case "WHATSAPP"
Intent1.SetPackage("com.whatsapp")
Case "WHATSAPP.W4B"
Intent1.SetPackage("com.whatsapp.w4b")
End Select
Intent1.SetComponent("android/com.android.internal.app.ResolverActivity")
StartActivity(Intent1)
Catch
Log(LastException.Message)
End Try