The Impact of Chrome Manifest V3 on Ad Blockers and User Experience

Jangwook Kim
5 min readAug 17, 2024

1. Introduction

The internet has become an indispensable element in our daily lives today. However, at the same time, various unnecessary ads that hinder the web surfing experience are increasing. Many users install ad blockers to maintain a comfortable internet environment.

Ad blockers provide a more focused web environment by automatically detecting and filtering unnecessary content. They also contribute to reducing unnecessary data usage and improving page loading speeds.

The Chrome browser is currently one of the most popular web browsers in the world, with a market share of over 60%. This is thanks to its attractive user interface and diverse extensions. Among these, the ad-blocking feature has become an essential tool for many users.

However, recently, with Google introducing a new policy called “Manifest V3” to Chrome, this situation might change significantly. In this article, we will explore the concept of Manifest V3 and its potential impact on popular ad blocking programs like uBlock Origin.

2. What is Manifest V3?

Manifest Version 3 (Manifest V3) is a new web extension API developed by Google. It was introduced to enhance the security and efficiency of the browser…

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Jangwook Kim

Korean, live in Japan. The programmer. I love to learn something new things. I’m publishing my toy projects using GitHub. Visit https://www.jangwook.net.