1. Install wkhtmltopdf (please use the stable version 0.12.2.1) on your server.

2. Using composer :

Edit the file composer.json and add the following entries in the require list :

    "oat-sa/extension-tao-qtiprint" : "dev-master",
"oat-sa/extension-tao-booklet": "dev-master"

And run composer update

3. Change the permissions according to your web server

Now the taoBooklet extension enables you to create paper version of your tests.

Please note that only choices, text entries and extended text interactions are supported for now.