You might be wondering why your Google AdSense plugin has been deprecated. Google has officially deprecated their AdSense plugin for WordPress. It is no longer available for new publishers to sign up for.
On April 5, 2017, existing publishers will not be able to change their ad settings or ad units through the plugin. Then on May 3, 2017, Google will no longer provide support for the plugin.
Google said “We frequently review our products and features to ensure they’re providing maximum value to our users. After reviewing the AdSense Plugin for WordPress, we’ve decided that going forward we can better support WordPress publishers through new innovative features like our automatic ad formats and other upcoming initiatives.”