How to Custom Robots.txt Content of Blogger Learn Step By Step Methods

First of all sign in to your Blogger Account and then go to Setting and click on Search Preferences when click on search preferences there will be Custom Robots. txt content Click on Yes See the picture given below carefully and black circle
Warning! Use with caution incorrect use of these features can result in your blog being ignored by search engines 

Now Click on Yes and follow the picture

It will be like this after Check Yes box

Now in the given Box Write these

If your Blogger Blog are near about 500 hundred post then in the web Address put like this

Now It looks like this 

click on Save to Save You have done Custom Robots.txt setting