Google Webmaster Tools (also known as Google Search Console) has now introduced a new menu link Blocked Resources but if you explored Webmaster Tools in depth, then you would have seen that this feature was always available in Google Webmaster Tools (under different menu options). So it now in June 2016 Google has decided to give this feature a menu of its own.
How to Fix Google Index > Blocked Resources
First thing to do for fixing these errors is to identify which resources are blocked. You can do this by pressing on the >> arrow icon on each result.
Here you can fetch the web page as Google to see how Google sees the webpage compared to normal visitors seeing the web page. Then, if the blocked resource is on the site that you have control over, then you can either update your robots.txt file to allow Googlebot access to that resource like this:
www.example.com/ samplepage.php (blocked resource is mycustomjqueryscript.js)
Then place in robots.txt file this
Video Lesson by RankYa Related to Blocked Resources
These are common ways to allow Google access to blocked resources on your own web hosting, however, if the blocked resources are on external sites (such as Content Delivery Network, or Social Media Sites such as Facebook) then, you really can’t do much about this apart from removing the portion of your web page that includes these resources.
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