How to Scan a QR Code on Computer (Windows & Mac)—2025 Guide

Published on April 25, 2025

How to scan a QR code on computer? In today's virtual world, QR codes have become essential to online interactions. Whether you're accessing a restaurant menu or logging right into an internet site, scanning a QR code is faster than typing URLS. While most humans understand how to experiment on a smartphone, many are unaware of how to scan a QR code on a computer. In this weblog via IMQRScan, we'll walk you through the exact steps for scanning a QR code using your Windows PC or Mac, with or without a webcam.

Scanning QR code on computer screen

Quick Facts About Scanning a QR Code on a Computer:

  1. You can test QR codes on computer systems with a webcam or an image file.
  2. No smartphone or external tool is necessary.
  3. Both Windows and Mac methods are included.
  4. Tools like Google Lens, integrated camera apps, and browser extensions make it clean.

What is a QR Code?

A QR (Quick Response) code is a type of 2D barcode that stores information, typically hyperlinks, text, or contact data. When scanned using a like-minded device, it quickly opens the saved information. While smartphones are usually used to scan QR codes, computers can do it just as easily.

Why Scan a QR Code on a Computer?

There are several motives you may need to test a QR code without delay on your computer:

  1. Your smartphone isn't always available.
  2. You obtained a QR code in an email or a picture file.
  3. You're working remotely and want to access a shared workspace.
  4. You should refrain from switching devices during work.
Laptop showing QR code for mobile scan

How to Scan QR Codes from a Screenshot?

It's very commonplace to obtain a QR code as an image or screenshot, whether or not from a messaging app, email, or even while attending online events like webinars. Can I scan a QR code that's stored in my phone's gallery or on my computer?"

Here's everything you need to know to experiment with QR codes without delay, from screenshots saved on your cell device or laptop.

    Scan QR Code from a Screenshot on Mobile Devices

Most customers find it easiest to scan QR codes from screenshots on their cell phones. Here's the way to do it:

iPhone (iOS 15 and above)

  1. Open the Photos app.
  2. Tap the screenshot containing the QR code.
  3. If iOS detects it, a yellow hyperlink pop-up will appear; tap it.
  4. If no pop-up appears, open the Camera app and point it at the screenshot displayed on some other display.
  5. You can also use a 3rd-party scanner app if you want.

Android

  1. Open the Google Photos app.
  2. Tap on the screenshot or photo with the QR code.
  3. Tap the Google Lens icon; it will automatically experiment and decode the code.
  4. If Google Lens is not available, install a QR Code Reader (as a third-party app) from the Play Store.

Note: Testing a QR code stored on your mobile tool is often less complicated because built-in apps like Photos or Lens are optimized for this venture.

    How to Scan QR Codes from Gallery or Screenshots on Computer (Windows & macOS)

If you have a QR code photo saved on your computer or desktop (which includes your Downloads or Pictures folder), scanning it isn't as direct as on a cell phone, but it's nonetheless simple with the proper tools.

Other Options If You Want to Use:

  • Use a browser extension, such as a QR code reader for Chrome.
  • On Mac, apps like QR Journal permit picture uploads and webcam scanning.
  • Windows users can attempt CodeTwo QR Code Desktop Reader for offline scanning.

  • Pro Tip: Scanning a QR Code from Your Gallery vs Another Screen

    When the QR code is stored in your phone's gallery, apps like Google Photos or iOS Photos make detection easy.

    On computers, there may be no integrated scanner for photo files, which is why a tool like IMQRScan will become vital.

    If you're looking to test a QR code on your telephone using another digital camera, ensure the photograph is transparent and no longer reflective.

      QR Codes That May Not Scan from Screenshots

    Some QR codes can not be examined from pictures or screenshots due to unusual issues:

  • Low Resolution or Blurry QR Codes - Compression from apps like WhatsApp can reduce clarity.
  • Overly Designed or Customized QR Codes - Heavy use of logos, gradients, or custom shapes can also smash test functionality.
  • Damaged or Cropped QR Codes - Missing corners or edges make the code difficult to read.
  • Inverted Colours or Dark Mode - White QR codes on black backgrounds may also confuse some scanners.
  • Broken Dynamic Links - Even if the code scans, it might result in an expired or invalid hyperlink.
  • Encrypted/Proprietary Codes - Some codes are only compatible with specific apps, such as banking apps.
  • Too Small in Size - If the QR code is too small within the photo, cameras may also fail to detect it.

    • Use Your Smartphone as a Desktop QR Code Scanner

    You can still rely on this hybrid method if you need to use your phone in conjunction with your laptop such as scanning a QR code displayed on your PC screen. However, this blog focuses on techniques that don't require a mobile device, giving you complete flexibility to experiment with using just your PC.

      Comparing Top Methods to Scan QR Codes on a Computer:

    Method Platform Camera Needed Upload Option Best For
    Built-in Camera App Windows/Mac ✅ Yes ❌ No Live QR scanning
    QR Code Extensions Chrome Optional ✅ Yes Frequent scanning
    QR Journal Mac ✅ Yes ✅ Yes Offline scanning
    CodeTwo Desktop Reader Windows ❌ No ✅ Yes Office customers

    As you can see, IMQRScan provides a flexible, browser-based technique that works regardless of whether you have a camera, making it a perfect solution.

    User scanning desktop QR code with phone with IMQRScan

    Privacy and Security Tips:

    When scanning QR codes for your PC, be privy to where the QR code leads:

  • Always test the whole URL before clicking links.
  • avoid scanning QR codes from unknown sources or suspicious emails.
  • If a QR code activates for login credentials, double-test the URL domain.

  • This guarantees you're not exposed to phishing scams or malicious websites that can disguise themselves as QR codes.

    Troubleshooting QR Code Scanning Issues:

    Here are some unusual troubles and the way to clear them up:

    1. Problem: QR codes cannot be diagnosed by using a webcam
      Solution: Adjust the lighting and test the webcam resolution.
    2. Problem: A Blurry or distorted QR code in the photograph
      Solution: Increase the photo resolution or use a clearer screenshot.
    3. Problem: Extension no longer operating
      Solution: Reinstall the Chrome/Safari extension.

    Why Use IMQRScan for Desktop QR Scanning?

    IMQRScan is optimized for scanning a QR code on a PC, offering an outstanding consumer experience:

    1. Web-based: No installation required
    2. Dual-mode scanning: Supports both webcam and picture upload
    3. Secure: No storage of scanned content material
    4. Fast and responsive: Scan consequences seem to take seconds

    Creative Ways to Use QR Code Scanning on a Computer

    Now that you recognize how to scan a QR code on computer, let's discover a few sensible uses:

    1. Access login displays: Websites like WhatsApp Web allow QR login from your laptop.
    2. Download apps or files: Scan codes from promotional emails or online flyers.
    3. Join WiFi networks: Some QR codes provide direct WiFi credentials.
    4. Visit URLs from print media: Magazines, brochures, or packaging may also contain QR codes you can scan without needing your cell phone.

    These examples demonstrate the versatility of laptop QR scanning when paired with tools like IMQRScan.

    Create Custom Dynamic QR Code with IMQRScan!

    Bonus Section Just For You: How IMQRScan Helps:

    IMQRScan is a complete QR code platform. With it, you could:

    1. Create branded QR codes.
    2. Track scans and analytics
    3. Set QR code moves (redirects, WiFi, email, and so forth)
    4. Export in more than one format (PNG, SVG, WEBp, JPG)

    Whether you're an informal person or running a business, IMQRScan guarantees your QR code experience is easy, secure, and powerful.

    Why Scanning QR Codes on a Computer Is Easier Than Ever?

    Learning how to scan a QR code on a computer is no longer a technical project. Thanks to tools like IMQRScan, anyone can decode a QR code in seconds, regardless of their tool or technical capabilities. Whether you're on Windows or Mac, using a webcam or a screenshot, the power of computer QR code scanning ensures you're usually linked.

    If you're also wondering about how to scan QR code on computer Mac or how to scan a qr code from a picture, simply consider:

  • Use browser-based tools like IMQRScan
  • Upload snapshots immediately for fast interpretation
  • Enable webcam only if needed
  • Don't download pointless software
  • Stay steady and verify QR hyperlinks before clicking
  • Frequently Asked Questions
    About Scanning QR Codes on Computer

    Here's What You Need to Know

    Can I scan a QR code directly from my email?

    Absolutely. If the QR code is embedded in the body of the email or as an attachment, take a genuine screenshot or save the image. It will examine the photo and display the content material.

    What file types are supported when uploading pictures?

    IMQRScan supports JPG, PNG, GIF, and even PDF files. Ensure the QR code is visible. For fine effects, use excessive-decision pix without filters or overlays.

    Can I scan multiple QR codes in one picture?

    Currently, IMQRScan specializes in decoding one QR code per experiment to ensure accuracy. If you have more than one code, crop each right into a separate image or test them in my view.

    Is QR code scanning from a laptop as fast as a mobile phone?

    Yes, and in a few instances, even quicker. With gear like IMQRScan, you get on-the-spot consequences whether you're using a photo report or staying for an experiment. Desktop browsers typically provide extra display screen area, better control, and a higher processing speed for interpreting.

    Are there risks associated with scanning QR codes on the computer?

    The vital risk is clicking on unknown or suspicious hyperlinks embedded within the QR code. Always experiment with trusted systems, such as IMQRScan, to preview the URL before traveling.

    What's the best tool to scan QR codes on a computer?

    IMQRScan stands proud as it offers:
    - Unlimited scans
    - No commercials or signups
    - Fast picture-based and live scanning
    - Compatibility with all running systems