Browsing the web
Press the A button with the Web Browser Icon highlighted
Press down on gamepad to highlight the URL bar
Press the A button to select
Navigate the keyboard to enter in a URL (You can also use your physical keyboard, just make sure the game window is in focus on your desktop>
Once a correct URL has been listed, press the green checkbox key
The focus should be on the Web page, from here you can:
Move the cursor: Left Thumbstick
Move the web pane: Right or Left Trigger + Left Thumbstick
Scale the web pane: Right or Left Trigger + Right Thumbstick
Pin the web pane: Right or Left Shoulder (bumper) buttons