How do I change my Youtube background?

I want to change my background. I knew how to with the old version of Youtube channels, but now I can't figure out how. Please help.How do I change my Youtube background?
1. Log in to youtube


2. With the new version, click on the next one from settings which is themes and colors.


3. Scroll down not much and look for on the left side, background image


4. Go to where you saved your picture and click on that picture


5. On the right at the top, click save changes





Then Congratulations! You have a new background!How do I change my Youtube background?
In the new version of Youtube just go to your Channel and you should see something Edit Channel next to Subscribe button so you will find Settings - Theme and Colors and Modules. Just click on Theme and Colors and change your background.





Goodluck!
first, go to themes and colors


then, advanced options


then, delete the current background image


finally, upload the image you want