Now automatically buffer HD Videos on Youtube without doing it manually without any software.
Just Go to Firefox browser and Search For "Auto HD" Add on and install it and restart Firefox. Now
after the Add- on is installed just Go to any desired video on YouTube and down the video you will see change Auto-Buffer Settings, just click on that icon and choose your own customized preferences.
Now Every time you load any video on YouTube the video will automatically playback/buffer in the highest available quality.
Just watch the video given below for detailed on-screen instructions.
