This plugin used google apis.

It is like this:

http://chart.apis.google.com/chart?chs=150x150&cht=qr&chld=|0&chco=165B94&chl=http://baham.co/10_22_remove-the-qrcode-in-lower-right-area.html

And it is not very userful.

So I am ready to remove it.

The Original Link: http://baham.github.io/10_22_remove-the-qrcode-in-lower-right-area.html
If you want to reprint it, please do under the CC BY-NC-SA 4.0