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YouTube Ad Blocking Broken? My Thoughts on Recent Reports

I explore recent claims that YouTube ad blocking is failing across multiple browsers and discuss potential solutions and the future of ad-free viewing.

T

The AdBlock Mobile Team

December 15, 2025

I recently stumbled upon a thread discussing widespread issues with YouTube ad blocking. The user reported that their ad blockers, including Brave's built-in blocker, uBlock Origin on Firefox, and Chrome extensions, had simultaneously stopped working on their Mac. This got me thinking about the ongoing cat-and-mouse game between ad blockers and platforms like YouTube, and what it means for mobile users who rely on ad-free viewing.

This isn't just an isolated incident. While I haven't personally experienced a complete failure across all browsers, I've noticed YouTube becoming increasingly aggressive in its anti-ad blocking measures. It seems like they're constantly tweaking their algorithms and delivery methods to circumvent common blocking techniques.

Let's delve into why this might be happening and what options are still available to those of us who prefer an uninterrupted YouTube experience on our mobile devices.

Why is YouTube Ad Blocking Becoming More Difficult?

Several factors contribute to the increasing difficulty of blocking YouTube ads:

1. Server-Side Ad Insertion (SSAI)

YouTube has been increasingly adopting Server-Side Ad Insertion (SSAI). Traditionally, ads were injected into the video stream on the client-side (your browser or app). This made them relatively easy to identify and block. With SSAI, the ads are stitched directly into the video stream on YouTube's servers, making them indistinguishable from the content itself. This is a significant challenge for traditional ad blockers.

2. Anti-Ad Blocking Scripts

YouTube actively deploys scripts designed to detect ad blockers. When an ad blocker is detected, YouTube might display a warning message, interrupt playback, or, as in the reported case, simply allow ads to play through.

3. Constant Algorithm Updates

YouTube's algorithms are constantly evolving. This includes changes to how ads are delivered, how they are detected, and how anti-ad blocking measures are implemented. This requires ad blocker developers to constantly update their software to stay ahead.

4. Increased Scrutiny and Pressure

Ad blocking has become a major concern for Google (YouTube's parent company) and other online advertising giants. They are under increasing pressure from advertisers to combat ad blocking and ensure that ads are being seen. This leads to more resources being dedicated to anti-ad blocking efforts.

What Options Do Mobile Users Have for Blocking YouTube Ads?

Despite the challenges, there are still several options for blocking YouTube ads on mobile devices. However, it's important to understand that these methods may not be foolproof and may require some technical know-how.

1. DNS-Based Ad Blocking (Limited Effectiveness for YouTube)

As you know, we at AdBlock for Mobile are big proponents of DNS-based ad blocking for its system-wide protection and ease of use. However, it's important to acknowledge its limitations when it comes to YouTube. While DNS blocking can block some of the domains that serve ads, it's generally ineffective against SSAI, as the ads are served from the same domain as the video content.

That being said, using a DNS-based ad blocker in conjunction with other methods can still provide a degree of protection and improve your overall browsing experience.

Consider these DNS-based options:

  • NextDNS: Offers customizable blocklists and detailed analytics, but may not be sufficient on its own for YouTube.
  • AdGuard DNS: Easy to set up and provides good default blocklists, but less customizable.
  • Cloudflare 1.1.1.1 for Families: Focuses on speed and privacy, with a family-friendly option that blocks some ads and malware.

2. Browser Extensions and Apps (Potentially Effective, but Require Maintenance)

Browser extensions and apps specifically designed for ad blocking can be more effective against YouTube ads than DNS-based blocking alone. However, they require more maintenance and may not always work perfectly.

  • uBlock Origin (Firefox): A powerful and highly customizable ad blocker that is often recommended for blocking YouTube ads. However, as the original report suggests, it may not always be effective.
  • AdBlock (Chrome, Safari, Firefox): A popular ad blocker with a large user base. It may be effective in some cases, but it's important to choose a reputable extension to avoid potential privacy issues.
  • Brave Browser (iOS, Android): Brave has a built-in ad blocker that is designed to block YouTube ads. While it may be effective in some cases, it's not always foolproof.

The key to success with browser extensions and apps is to keep them updated and to experiment with different filter lists and settings.

3. YouTube Premium

While not technically an ad blocker, YouTube Premium is the official way to watch YouTube without ads. It also includes other benefits, such as background playback and YouTube Music Premium. If you watch a lot of YouTube, it may be worth considering a subscription.

4. Third-Party YouTube Apps (Use with Caution)

There are several third-party YouTube apps available that claim to block ads. However, it's important to use these apps with caution, as they may not be safe or trustworthy. Some of these apps may collect your data or contain malware.

If you choose to use a third-party YouTube app, make sure to download it from a reputable source and to read the reviews carefully.

5. VPN-Based Ad Blocking (System-Wide, but Battery Intensive)

VPN-based ad blocking routes all your internet traffic through a VPN server, which filters out ads before they reach your device. This can be effective for blocking ads in YouTube and other apps, but it can also drain your battery and slow down your internet connection.

  • AdGuard Pro: A VPN-based ad blocker that works system-wide. It can be effective for blocking YouTube ads, but it may also impact battery life.

6. Local VPN Apps (App-Based, System-Wide, Good Control)

Local VPN apps create a virtual private network on your device, filtering traffic without routing it through an external server. This approach offers system-wide ad blocking with more control and less impact on battery life compared to traditional VPNs.

  • Blokada: An open-source local VPN app that blocks ads and trackers. It's highly customizable and doesn't require root access.
  • AdGuard for Android: Similar to Blokada, AdGuard for Android creates a local VPN to filter traffic. It offers comprehensive blocking and premium features.

The Future of YouTube Ad Blocking on Mobile

The future of YouTube ad blocking on mobile is uncertain. YouTube is likely to continue to invest in anti-ad blocking measures, making it increasingly difficult to block ads. Ad blocker developers will need to continue to innovate and adapt to stay ahead.

It's also possible that YouTube will eventually crack down on third-party ad blocking apps and extensions, making it even more difficult to watch YouTube without ads. The recent reports of multiple ad blockers failing simultaneously could be a sign of things to come.

Ultimately, the best approach may be a combination of different methods. Using a DNS-based ad blocker, a browser extension, and a VPN can provide a layered approach to ad blocking that is more likely to be effective.

My Recommendations Based on What I've Read

Based on my understanding of the situation, here's what I would recommend to mobile users who are struggling to block YouTube ads:

"My ad blockers suddenly stopped working"

Try a combination of methods: Don't rely on a single ad blocker. Use a DNS-based ad blocker, a browser extension, and potentially a local VPN app for a layered approach.

"I want to block YouTube ads with minimal effort"

Consider YouTube Premium: It's the easiest and most reliable way to watch YouTube without ads, although it requires a subscription.

"I want to maximize my chances of blocking ads"

Experiment with different browser extensions and settings: Try different ad blockers, filter lists, and settings to see what works best for you.

"I'm concerned about privacy"

Use open-source ad blockers and VPNs: Open-source software is more transparent and less likely to contain malware or collect your data.

"I'm on a tight budget"

Focus on free ad blockers and DNS services: There are many excellent free options available, such as uBlock Origin, Blokada, and AdGuard DNS.

Setting Up Your Chosen Solution

The setup process will vary depending on the solution you choose. However, here are some general guidelines:

For DNS-Based Blocking:

  • Follow the instructions provided by your chosen DNS provider. This typically involves changing the DNS settings on your device or router.

For Browser Extensions:

  • Install the extension from the Chrome Web Store, Firefox Add-ons, or Safari Extensions Gallery.
  • Configure the extension settings to your liking. This may involve enabling specific filter lists or adjusting other options.

For Local VPN Apps:

  • Download and install the app from the Google Play Store or F-Droid.
  • Grant the app the necessary permissions.
  • Enable the app's ad blocking feature.

Detailed Android Guide →

Final Thoughts

The battle against YouTube ads is likely to continue for the foreseeable future. However, by staying informed and using a combination of different methods, you can increase your chances of enjoying an ad-free YouTube experience on your mobile device. It's a constantly evolving landscape, and what works today might not work tomorrow. Keep experimenting and adapting your approach as needed.

Remember, the goal is to find a balance between blocking ads and supporting the content creators you enjoy. Consider supporting your favorite creators directly through Patreon or other platforms.

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