Install Unity and Start Game Development
Install Unity and create the first game.
Step1-Download Unity Hub from https://unity3d.com/get-unity/download
Step2-Install Unity Hub following the steps
Step3-Create a Unity account
Step4-Open Unity Hub and log in
Step5-Install the latest Unity version or any version that may suit your need. (Installs->ADD)
Step6-Create a new project (Projects->New). Choose a project name, place it in a folder dedicated to your game dev efforts, select either 2D, 3D, or other options as appropriate.
There you have it! By double-clicking the project, you can open the project and start creating!