What this sentence means:-

" If the press would rather people used self-regulation than the courts then it has to make sure that the Press Complaints Commission is a credible
regulator" - The Guardian

Question

What this sentence means:-

" If the press would rather people used self-regulation than the courts then it has to make sure that the Press Complaints Commission is a credible 
regulator" - The Guardian

Answer

The sentence is too advanced for you. Concentrate on elementary stuff, like how to ask questions:

**What does this sentence mean?**

If you can't do the basics, there is no way you can do the difficult stuff.

Answer

It means what it says.