No, I am not. I'm taling about "Impersonating another User", from https://docs.adobe.com/docs/en/aem/6-1/administer/security/security.html I don't know if that is really what I'm looking for because the documentation is so light or if there is not really a way of doing what I want which is from the ...

I reviewed the documentation about impersonating and I haven't found any clear instructions on doing something I need, or even if I can. As an author, how do I preview a page as a determined user?, is that possible, is there a guide explaining the process?, because I haven't found any.