You appear to have created this post without editing the template. Please edit your post to Tell us what’s happening in your own words.
Learning to describe problems is hard, but it is an important part of learning how to code.
Also, the more you say, the more we can help!
I would read very carefully, as that is not one of the possible error messages for this step.
That’s step has incorrectly been throwing an error message about browser extensions for users on the app, and you should skip the step if you see that error.