Proscan 10.1-Inch Internet Tablet, Capacitive Touch Screen, Android 4.0 with Front Camera, 1.2 GHz, 1 GB RAM" "adjust web camera" Questions

...web sites take forever to load and most media will not load or at all. WiFi connection is good and has a constant speed of 65mbps. Are there hidden settings I can adjust? what browser are you using? ...