To use the Live Streaming feature, you must be logged in to your account and have a balance of at least 0.50BRL or have a settled bet in the last 24 hours.
Any event on the site with a screen icon will be available for Live Streaming. In addition, you can see which events will be available for Live Streaming at Live Betting > Live Calendar.
The Live Streaming screen is in the "Live Betting" section, right above the bet slip. The dropdown list, just above the screen, can be used to select the event you want to watch.
By pressing on the padlock icon, you will be able to watch the selected match as you browse through the "Live Betting" section. To enlarge the screen, you will need to select the arrows next to the padlock.