Step-1-Install Visual Studio latest version.
Step-2- Create Selenium C# automation framework .NET Core 5.0 from scratch using Visual Studio.
Add this Namespaces to CS class.
using OpenQA.Selenium;
using OpenQA.Selenium.Chrome;
using OpenQA.Selenium.Support.UI;
Step-3-Add latest Chromedriver to Selenium C# Project using Visual Studio NuGet package Manager.
Selenium.WebDriver
Selenium.WebDriver.ChromeDriver