Installing redCOOKIE
First, download the .zip packaged extension from redCOMPONENT.com
Then go to your Joomla Administrator
Click on the top menu Extensions -> Extensions manager
In the "Upload Package File" select the .zip package of redCOOKIE and press "Upload and Install" You will automatically be redirected to the final page of the installation:
Congratulations, redCOOKIE is now installed.