WileyPLUS requires several software applications and computer settings in order to work successfully. On your class login page is a browser check that will run an analysis on your computer settings to make sure it is configured correctly. Click on following link to open a new browser window and go to http://www.wileyplus.com. Run the browser checker to see that the computer you are using now is set up for WileyPLUS. Which of the following browser functionalities or plug-ins do NOT need to be enabled in order to use the main features of WileyPLUS?