We also have a free business course with our Shopify Academy that I would really encourage you to look at if you get a chance. You should be able to sign up here if you would like. These short tutorials takes you through all the basics of creating a store such as adding products, variants, collections, theme changes and pointing a domain to your store. If you are still learning the ropes of Shopify I'd recommend taking a look at our Shopify webinars for sure. Toward the bottom of this, you will see that 'Enable sidebar' has need selected, deselect this and then click Save.Once you are on the collection page you will see an option on your left-hand side labeled 'Collection.

Click this and select 'Collection Pages' from the drop-down. On the top left-hand side, you will see a drop-down labeled 'Home Page'. The side rail (or sidebar, whatever you want to call it) has been there for a long time, but it sadly came with an annoying price to pay (the fact that it.The sidebar can generally be turned off in the theme customizer itself.

How to get rid of sidebar