Google Chrome just happens to be the browser that works best with the Wealthy Affiliate videos. It's not required, of course, but if you use a different one you may run into issues where the videos either lag or won't play at all. Don't let it hinder your progress.

You will create quality content related to your particular niche. People searching for information in that niche come to your site and read the content. Within the content, you will post affiliate links to products and services that you recommend. If they click on the link and purchase the product or service, you get paid.

Just follow the training program. It's all outlined step-by-step.

This depends on which path you choose.
Either your chosen niche related to your passion, which will be helping others online because you will be providing solutions to their problems,
OR
Promoting Affiliate Marketing Programs and Products and thereby earning commissions from that.
But it is a long and hard journey to get there. You need perseverance, dedication and a will to succeed no matter what circumstances may encompass you.
If you put in the hard effort, you will make a successful business online.
Start by choosing which path you want to take, then follow the appropriate training.
Hope this helps.
Edu

Hi - you will be joining affiliate programs such as Amazon. Visitors will come to your website to read your articles and reviews. You will have links to products which you wish to promote, and if a visitor clicks your link to buy through Amazon, you will earn a commission.

Online Entrepreneur Certification - Getting Started Level 1 It is all explained in the training above that is the first place to start
Wishing you well

Hi - if you follow the training in the correct order, and complete each task as you get to it, then the process will naturally take you step by step to building your website.