Google Chrome Ends Old Ad Blocker Workarounds with Manifest V3 Shift
Google Chrome is moving further into its Manifest V3 era, and that means older ad blockers are finally losing the remaining loopholes that kept them alive.
According to the report, upcoming Chrome versions will remove the last pieces of code connected to the older Manifest V2 extension system. This directly affects older ad-blocking extensions such as uBlock Origin, which previously relied on Manifest V2 to deliver more flexible and powerful filtering.
Manifest V2 Support Is Being Removed for Good
Google has been pushing developers toward Manifest V3 for years, with the company arguing that the newer standard improves browser security, performance, and extension safety.
The latest change focuses on Chrome versions 150 and 151, which are expected to remove the remaining workarounds that allowed some older Manifest V2-based extensions to continue functioning. Once those changes arrive, Chrome users will need to rely on extensions built for Manifest V3.
For everyday users, this means older versions of popular ad blockers may no longer work properly inside Chrome.
Ad Blocking May Feel More Limited
The biggest concern for many users is control. Older ad blockers were often valued because they offered deeper filtering, stronger customization, and more aggressive blocking options.
With Manifest V3, some of those capabilities may be reduced or changed. Users may still have access to ad blockers, including newer Manifest V3-compatible options, but the experience may not feel exactly the same as before.
This is why some users have started looking at alternative browsers, especially browsers that are not fully dependent on Chrome’s extension rules.
Google Says the Change Improves Security
From Google’s side, the argument is about safety and efficiency. The company says Manifest V3 can reduce risks from untrusted extensions, limit harmful behavior, and help Chrome manage extensions more securely.
There may also be performance benefits, especially on laptops or lower-powered devices where heavy extensions can affect browsing speed and battery life.
However, the trade-off remains controversial. Many users believe the change gives Google too much control over what extensions can do, especially because online advertising remains one of the company’s biggest businesses.
Users May Need to Choose Between Chrome and Control
For users who only need basic ad blocking, switching to a Manifest V3-compatible extension may be enough. But for users who rely on deeper filtering, advanced privacy rules, or heavier customization, the change may feel like a step backward.
This also raises a bigger question for the future of browsers. If Chrome sets the direction and other Chromium-based browsers follow, users may have fewer choices over time. On the other hand, browsers that continue supporting older or more flexible extension systems could become more attractive to privacy-focused users.
The Google Chrome Manifest V3 shift is not just a technical update. It is a reminder that browser rules can directly affect how much control users have over their own online experience. Security and performance matter, but users also value privacy, customization, and the ability to manage unwanted ads. If Chrome becomes too restrictive, more users may start treating browser choice as a serious privacy decision.
Origin: The Verge
