Error in the documentation?

[Golddouble]

On ...
https://mika-cn.github.io/maoxian-web-clipper/faq.html#allow-access-file-urls
... you write this:

But I have not found it in > settings > General

But instead I have found it in:
about:debugging#/runtime/this-firefox

Maybe you have to change your Doc file?

[Golddouble]

Step 1:

Step 2:

[Golddouble]

Was my fault. I have found it.
I was looking for it in the wrong place. It's on the setting page of your addon. Not in firefox settings.