Millennials to Adults Under 40 is a free Chrome extension developed by smktty. It falls under the category of Browsers with a subcategory of Add-ons & Tools. This extension aims to provide a better frame of reference to bad millennial takes by replacing every instance of the word "Millennials" with "adults under 40".

With the idea originating from Summer Brennan, this program addresses the evolving meaning of the term "Millennials" and aims to eliminate any potential silliness that may arise from using the term. By replacing the word, it provides a more accurate description and understanding of the age group being referred to.

Millennials to Adults Under 40 is a useful tool for those who want to ensure their language is up-to-date and reflective of the current age groups. It is a simple and straightforward extension that can be easily installed on the Chrome browser.