Android ships with permissions that favor app convenience over your privacy — apps you opened once can track your location in the background, access the microphone at any time, or read every notification that arrives. The key insight is that the android privacy settings to change are all free, built in, and completely reversible — adjusting them doesn’t break anything.
I audited my own Android 13 phone last week and found apps holding microphone and location access I had granted during initial setup and completely forgotten. Each change below takes under two minutes.
Quick Answer
Open Settings → Privacy → Permission Manager and revoke location, microphone, and camera from any app that doesn’t need constant access. Then go to Settings → Google → Manage your Google Account → Data & Privacy and disable Ad personalization. Both steps done in under three minutes, nothing breaks.
Which Android Privacy Settings Should You Change First?
Not every permission carries the same risk. Here are the five highest-impact android privacy settings to change, roughly in order of priority.
| Setting | Where to Find It | Risk if Left On |
|---|---|---|
| Location — Always On | Settings → Location → App permissions | Apps track you in the background |
| Microphone access | Settings → Privacy → Permission Manager → Microphone | Apps can capture ambient audio |
| Ad personalization | Settings → Google → Data & Privacy | Google builds an interest profile on you |
| Notification access | Settings → Apps → Special app access | Third-party apps read every notification you receive |
| Lock screen content | Settings → Display → Lock screen → Privacy | Message previews visible to anyone nearby |
Tips 6 and 7 — camera permissions and the “Improve location accuracy” toggle — are covered in sections below.
These five settings address the most common privacy leaks on Android; fix them before going deeper.
Does Location Access Work Without Giving Every App “Always On”?
Most apps request “Allow all the time” to power one optional feature — a store finder, a weather widget, or a personalized feed. You almost never actually need that level of access.
- Go to Settings → Location → App permissions.
- Tap any app showing “Allow all the time.”
- Change it to “Allow only while using the app” or “Don’t allow.”
- Repeat for every app except navigation and fitness apps that genuinely need background location.
Troubleshooting tip: If an app breaks after this change, it will prompt you to restore access — grant “while using” rather than “always.”
Downgrading every app from “always” to “while using” is the single biggest privacy win on Android and takes under five minutes.
Which Apps Are Listening Through Your Microphone Right Now?
Android 12 and later shows a green dot in the status bar whenever an app is actively using the microphone — but you still need to audit who has standing access between sessions.
- Go to Settings → Privacy → Permission Manager → Microphone.
- Review the “Allowed all the time” list.
- Tap any app you don’t actively speak into — games, shopping apps, news readers — and set it to “Don’t allow.”
Do the same for Camera on the same screen.
Pro tip: On Android 12+, tap the green dot to see which app is recording right now. If something unexpected appears, revoke its access from the notification shade immediately.
Most apps holding microphone and camera access rarely use them — revoking costs nothing and closes a real surveillance risk.
How Do You Turn Off Android Ad Personalization?
Google uses your search history, YouTube activity, and app installs to build an interest profile that drives targeted ads across Google products and partner sites.
- Open Settings → Google → Manage your Google Account.
- Tap Data & Privacy at the top.
- Scroll to “Ad settings” and tap Ad personalization.
- Toggle it off.
You’ll still see ads — this just stops Google from using your activity to target them. I also recommend visiting Google’s Privacy Checkup to pause Search, Maps, and YouTube activity storage separately.
Disabling ad personalization won’t change how Android works — it only limits the data Google uses to profile you for advertisers.
Are Your Lock Screen Notifications Revealing Too Much?
By default, Android shows the sender name and full message preview on the lock screen — readable by anyone standing near your phone in public.
- Go to Settings → Display → Lock screen (on some phones: Settings → Notifications → Lock screen notifications).
- Tap Privacy.
- Select “Hide sensitive notification content” to show the app name only, or “Don’t show notifications at all” for maximum privacy.
This applies to every app at once — no per-app configuration needed.
Hiding notification content on the lock screen is one of the fastest android privacy settings to change and is especially worth doing before traveling or working in public.
Should You Audit Notification Access and the “Improve Location Accuracy” Toggle?
Notification Access
Go to Settings → Apps → Special app access → Notification access and toggle off any app you don’t actively use. This permission is different from standard notification permission — it gives a third-party app the full text of every notification you receive, not just a count. For context on how Android manages background app access, see how Find My Device uses location and background permissions.
Improve Location Accuracy
This feature scans nearby Wi-Fi networks and Bluetooth devices to sharpen GPS positioning — even when your location icon appears off in the status bar.
Go to Settings → Location → Advanced → Improve accuracy and toggle off both Wi-Fi scanning and Bluetooth scanning if you don’t need precision indoor positioning.
These two settings are easy to miss but together shut down two background data channels most users didn’t know were open.
Common Mistakes to Avoid
- Revoking location from Google Maps. Maps needs location to navigate — change it to “while using,” not “don’t allow,” or turn-by-turn directions stop working.
- Silencing all notifications instead of hiding content. You don’t need to mute apps — hiding notification content on the lock screen achieves the same privacy goal without losing your alerts.
- Skipping camera in Permission Manager. Most people audit microphone and forget camera is one tap away on the same screen. Check both every time.
- Not revisiting permissions after app updates. Some apps silently request new permissions with major updates. Set a reminder to re-check Settings → Privacy → Permission Manager every few months.
Frequently Asked Questions
Will revoking microphone access break my voice assistant?
No — set Google Assistant to “while using” rather than removing access entirely. It will prompt you to restore permission if it needs more. I tested this on my own device and Assistant continued working normally after the change.
Do these steps work on Samsung, OnePlus, and other Android brands?
Yes, though menu labels vary slightly by manufacturer. Use your phone’s Settings search bar to find any path that doesn’t match exactly — every Android 10+ device has all of these controls.
Does turning off ad personalization stop Google from tracking me?
It limits ad profiling but doesn’t stop all data collection. Use Google’s Privacy Checkup to also pause Search, Maps, and YouTube activity storage — those are separate toggles from ad personalization.
Is it safe to turn off “Improve location accuracy”?
Yes. Outdoor GPS works fine without it. You may notice slightly slower position lock in indoor or dense urban environments, but most users don’t notice a practical difference.
Conclusion
These android privacy settings to change are all free and built in — no app downloads required. Start with location and microphone permissions, then work through the rest of the list.
Pair this audit with Android Digital Wellbeing’s app usage tools for a complete picture of what your phone is doing. iPhone users can follow the same logic with the iPhone privacy settings checklist.