How to set up the robot.txt file in Q2A 1.7.4 system best?

Question

First: How to set up the robot.txt file in Q2A system best
And secondly: do we need to use the seo-meta-tags plugin?
If it is correct to use; How should this plugin's best settings be

Answer 1

Place robots.txt file in home dir of domain. Like your site.com/robots.txt or if you have qa in dir your site.com/qa then also place in your site.com/robots.txt dir.

You may not need that seo plugin.