Open the screenshot on your phone or computer
Use a QR code scanner app or built-in camera scanner
Select the screenshot from your gallery or photos if the scanner supports image import
Use Google Lens on Android or in Google Photos
Use the Photos app on iPhone and tap the QR code if detected
On a computer, upload the screenshot to an online QR code decoder
Crop the image if needed so the QR code is clear
Make sure the QR code is sharp, visible, and not blurry
Scan or decode the QR code to open the link or content