2. Sometimes the message shown below will show up on the upper left corner of the browser. Just click on "Allow" if that is the case.
3. A status bar will then show also on the upper left corner. Just wait for it to finish.
4. A pop up window will appear, click on "Install Now"
5. After the installation, a new message will again appear on the upper left corner. Click on "Restart Now" to finish the installation.