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How to scan a QR code on Android (Camera, Google Lens)

Step-by-step: scan QR codes on Android using the camera app or Google Lens. Includes scanning from a screenshot and quick fixes if it won’t scan.

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On this page
  1. Option A: scan with the camera app
  2. Option B: scan with Google Lens
  3. Scan a QR code from a screenshot (Android)
  4. If it won't scan
  5. Need to create a QR code?

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Most Android phones can scan QR codes with the camera app (or Google Lens). If you searched “how to scan QR code on Android”, this is the fastest checklist.

Option A: scan with the camera app#

  1. Open your camera app.
  2. Point at the QR code and hold steady.
  3. Tap the link/banner that appears.

If nothing appears, your camera app may require Lens mode (see Option B).

Option B: scan with Google Lens#

  1. Open the Google app (or Google Lens).
  2. Tap the Lens icon and point at the QR code.
  3. Tap the detected action (open link, join WiFi, save contact, etc.).

Scan a QR code from a screenshot (Android)#

  • Open the screenshot in Google Photos and use Lens (if available).
  • Or scan it online (privacy-friendly): QR code scanner (decoding runs locally in your browser).

If it won't scan#

  • Increase lighting and avoid reflections (glossy prints are common offenders).
  • Move closer/farther until it focuses.
  • Make sure the QR isn't cropped (needs a quiet zone).
  • Full checklist: QR code not scanning fixes.

Need to create a QR code?#

Start here: QR code generators & templates (download SVG/PNG for print).

Continue reading

← Previous
WiFi password from QR code: how it works (and common issues)
What's inside a WiFi QR code, how phones extract SSID/password, and why some WiFi QR codes fail to connect.
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Scan QR code from an image (screenshot) online - no upload
How to scan a QR code from an image, screenshot, or photo in your browser (privacy-friendly). Tips if decoding fails.

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How to scan a QR code from an image, screenshot, or photo in your browser (privacy-friendly). Tips if decoding fails.
Exact WIFI: payload format, what “Encryption” means, and how to avoid scan failures on iPhone/Android (special chars, hidden networks).
Best QR size for business cards: 20–25 mm (0.8–1.0"). Includes US/EU/JP card dimensions, quiet zone rule (4 modules), and a print checklist.

Quick answers

Common questions

Why does my QR not scan on some phones?
Most failures come from no quiet zone, low contrast, small size, or dense content.
How do I fix scan failures quickly?
Increase size, improve contrast, shorten the QR content, and retest on iPhone and Android.
Try it now
Generate QR codes locally in your browser — no uploads.
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