This article goes over installing Linux for the first time. I will break it down into 3 parts with a Video Walkthrough. Using this will make it very easy for you to install Linux for the first time.
Latest Ubuntu Desktop LTS – https://www.ubuntu.com/download
RUFUS USB Creator for Windows – https://rufus.ie/en_IE.html
Here is an entire Video playlist that you can choose from depending on where you are in the installation process. This is geared for new Linux users.
In conclusion, this will get you started with Linux. It is a steep learning curve starting out, but well worth it in the end. After you install Linux for the first time, you will need some time to adjust. I personally did this for my Mother-In-Law and she loves it. She never has to worry about viruses or her computer crashing, which was happening often in Windows, and it was the perfect solution for her.