Https://www.codecademy.com/courses/introduction-to-javascript/lessons/introduction-to-javascript/exercises/comments

https://www.codecademy.com/courses/introduction-to-javascript/lessons/introduction-to-javascript/exercises/comments

I am not able to enter the “//” on the first line - it only lets me enter one /

I am not encountering the problem you’re describing, could you post a screenshot? :slight_smile:

It might have to do with running on Google browser in Windows? I can (ctrl-/) to toggle comments on, but then the comments are typed in reverse
image

Is this Java? Unfortunately I can’t help with that.