Check out example codes for "expected 2 arguments but got 1. viewchild angular". It will help you in understanding the concepts better.

Code Example 1

@ViewChild(ChildDirective, {static: false}) Component

Code Example 2

/*
error TS2554: Expected 2 arguments, but got 1.
In Angular 8, ViewChild takes 2 parameters
In Angular 9 default value is static: false, so doesn't need to provide param unless you want to use {static: true}
*/

@ViewChild(ChildDirective, {static: false}) Component

/*
I hope it will help you.
Namaste
*/

Learn ReactJs, React Native from akashmittal.com