Conclusion:

Ads.txt is an easy and efficient transparent method. Therefore, it is not perfect, just like any other skill. So, we'll see a slower adoption here.

In the end, these security features that most people use will be of real use to their business, and that is the seller and buyer will be protected.

Scams and other similar online fraudulent practices will be a major factor, as long as they can get a huge amount of cash. So, this is the problem faced by global online advertising as they will make billions of dollars through illegal channels. Therefore, well-meaning advertising experts must find solutions to weed out these undesirable illegals to ensure that the money is flowing in the right direction.

Lastly, I wish you can successfully add Google AdSense ads.txt to your WordPress website.

I hope that this tutorial will solve the difficulties you are experiencing.

If you encounter a problem here that you don't understand, please feel free to pass it on to me and I'll do my best to assist you.

Nico

Best Regards