How to Protect Your Privacy as AI Invades Every App and Device

If you’ve noticed that your phone, thermostat, or photo app seems to be getting “smarter,” you’re not imagining it. Artificial intelligence is now baked into the software we use every day — often in ways that aren’t obvious. A recent Wall Street Journal article, “How to Maintain Our Privacy in the AI Age” (published June 23, 2026), along with related pieces like “What AI Can’t—or Shouldn’t—Do for You” and “Biometrics Sounds Cool—and Safe. Maybe, but Read This First,” highlight a growing concern: the convenience of AI comes with real tradeoffs for personal data.

What Happened

The WSJ article examines how AI models are being integrated into everything from email apps to kitchen appliances. These features can improve your experience, but they also collect, analyze, and sometimes share your data in ways you may not expect. Services you already use — like Google Photos, Apple’s Siri, or Windows Copilot — increasingly rely on machine learning that runs on your device or in the cloud. The problem is that users often don’t know what data is being gathered, how long it’s stored, or whether it’s used to train future AI models.

Why It Matters

Privacy is not a new concern, but AI changes the scale. A smart assistant that “learns” your habits can infer sensitive information — your daily routine, who you talk to, even your health status — from patterns you never explicitly shared. Surveys cited in the WSJ coverage show that a majority of consumers now say they are worried about data collection by AI tools. Yet most people still accept default settings, partly because the options are buried in menus. The urgency is real: once your data is used to train an AI model, it can be difficult or impossible to reclaim.

What Readers Can Do

You don’t have to stop using technology to protect your privacy. These five steps are concrete, manageable, and based on advice from privacy experts and the WSJ reporting.

1. Audit your apps and limit permissions.
Go through each app on your phone and tablet. In your device settings, review which apps have access to your microphone, camera, contacts, location, and photos. Revoke permissions for anything that does not absolutely need them. For example, a flashlight app has no reason to access your contacts. On iOS, the Privacy and Security section gives a clear list. On Android, look under Apps > Permission Manager.

2. Turn off AI features you don’t need.
Not every AI feature is essential. In your email or messaging app, consider disabling “smart compose” or “predictive typing” if you’re uncomfortable with the data it sends. In your phone’s assistant (Siri, Google Assistant, Alexa), turn off “improve with usage” options that send recordings to company servers. These settings are usually in the assistant’s own app under Privacy or Data & Personalization. You can also delete past voice recordings — something both Apple and Google allow.

3. Use encrypted and privacy-focused alternatives.
For everyday communication, consider apps that use end-to-end encryption by default, such as Signal or WhatsApp (though be aware of Meta’s data practices). For web searches, try DuckDuckGo, which doesn’t track your queries. For browsing, use a privacy-focused browser like Firefox with tracking protection enabled, or Brave. These tools do not completely stop AI-based data collection, but they reduce the surface area.

4. Manage your data in cloud services and AI assistants.
Many cloud storage services (Google Drive, iCloud, Dropbox) now offer AI features like automatic tagging or photo recognition. You can often opt out of using your data to train their models. Look for a setting called “Data for AI training” or “Improve product” in your account privacy dashboard. For AI assistants, review and delete your history periodically. On Google Assistant, visit myactivity.google.com. On Alexa, go to Settings > Alexa Privacy > Review Voice History.

5. Keep software updated and practice good password hygiene.
Security updates often patch vulnerabilities that could let AI tools or third parties access your data without permission. Enable automatic updates for your operating system and apps. Use a password manager to create strong, unique passwords for each service. Enable two-factor authentication wherever possible — especially on accounts linked to cloud data or payment information. This won’t directly stop AI data collection, but it reduces the risk of a breach that could expose everything.

Staying Proactive Without Giving Up Convenience

Privacy in the AI age is not about abandoning every smart feature. It’s about making informed choices. The WSJ article and related coverage make clear that the default setting is rarely the most protective one. Take ten minutes this week to adjust the settings above. That small investment can give you significantly more control over how your personal data is used — now and as AI becomes even more embedded in daily life.

Sources

  • “How to Maintain Our Privacy in the AI Age,” The Wall Street Journal, June 23, 2026.
  • “What AI Can’t—or Shouldn’t—Do for You,” The Wall Street Journal, June 21, 2026.
  • “Biometrics Sounds Cool—and Safe. Maybe, but Read This First,” The Wall Street Journal, March 20, 2026.
  • “Online Privacy in the Age of AI,” The Wall Street Journal, December 3, 2025.