How-To•4 min read
How to Scan QR Codes on a Computer or Laptop (Mac & Windows)
Can you scan QR codes on desktop PCs and laptops? Yes! Discover how to decode QR codes using webcams or uploaded images directly in your browser.
Published on 2026-10-20 by QR Studio Technical Team
While smartphones are the most common device for scanning QR codes, many people frequently encounter QR codes on desktop monitors, PDF documents, emails, or printed brochures while working on their PC or Mac.
Fortunately, you don't need to pick up your phone to read them.
Method 1: Uploading an Image or Screenshot (QR Code Reader) If you have a QR code on your screen: 1. Take a screenshot of the QR code (press `Win + Shift + S` on Windows or `Cmd + Shift + 4` on Mac). 2. Open the **QR Studio QR Reader** (/qr-code-reader). 3. Drag and drop the screenshot directly into the decoder. 4. The decoded content appears instantly on screen, ready to copy or open safely.
Method 2: Using Your Laptop Webcam (Camera Scanner) If you are holding a physical flyer, business card, or product box: 1. Open the **QR Studio Scanner** (/qr-code-scanner). 2. Allow webcam camera permissions in your browser. 3. Hold the QR code up to your webcam. The scanner will detect and decode it automatically within milliseconds.
Security First Always inspect external URLs before opening them. QR Studio checks incoming URLs for shortened domains, raw IP addresses, and missing HTTPS certificates.
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