Most commonly, QR Codes are shown in web pages that you explore from your computer. They are used, for example, to install an app easily, just by pointing your camera yo your computer screen, as explained here.
However, what if you’re browsing that page from your Android browser itself? You just can’t scan your own screen. This video shows step-by-step how to solve this. All you need is an Android device with QR Droid installed on it.
- In the Browser, long-click the image and select “Save image”
- After downloaded, open image from notification bar
- Select “Menu”, “Share”, “Decode with QR Droid”