The short version
Install a free QR reader from Google Play, then scan from the app.
Step-by-step
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Step 1
Open Google Play Store
Find the Play Store icon on your home screen and open it.
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Step 2
Search for a QR reader
Search "QR code reader" or "QR scanner". Pick one with strong reviews and minimal permissions (e.g., "QR Code Reader" by Scan, or "Barcode Scanner" by ZXing Team).
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Step 3
Install and open the app
Tap Install. When the app opens, grant camera access if prompted.
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Step 4
Point at the QR code
The app auto-detects the QR and shows the decoded link. Tap to open.
If it doesn't work
- Avoid scanners that demand contact, location, or storage permissions — those are red flags. A QR scanner only needs camera access.
- Many "free" scanners are ad-heavy. Pick one with a clean rating and an actual privacy policy.
- If the Play Store isn't available on your device (rare), most manufacturer app stores offer a basic QR reader.
Frequently asked questions
Why doesn't my old Android phone have a QR scanner?
Built-in QR scanning didn't become standard on Android until version 8 (Oreo) — and even then, only on phones running stock Google Camera or a manufacturer's recent equivalent. Older or budget devices need a third-party app.
What's the safest free QR scanner for Android?
Look for one that asks for camera access and nothing else. "Barcode Scanner" by ZXing Team and "QR Code Reader" by Scan are long-running options with clean permissions.
Can I use Google Lens on an older Android?
Google Lens needs Android 6 or later and Google Play Services. If your phone has both, install the standalone Google Lens app — it works as a QR scanner across most modern Androids.