As a quick and easy way to block websites you find annoying or distracting, Simple Blocker is a free Chrome extension. You can use the Simple Blocker Chrome extension to block specific websites, URLs, or those that look like phishing web pages.

To start, select "Settings" from the menu that appears after you install the extension. This menu contains settings for the extension, such as its permissions, how often Simple Blocker should check for changes, and the settings for how often Simple Blocker should automatically block a website for you.

You can also select the specific website to block by entering the website URL in the box.