Some days ago I decided to update my ubuntu 11.04 to 12.04 and first thing I noticed was the change in the sidebar settings, the side-bar responsiveness was decreased and auto-hide performance became bad. After a while googling I found a solution the Unsettings, with it is possible to change lots of settings.
For install the software you must add a repository, because the software is not in the official Ubuntu repositories.
now, update repository list and install software:
With this visual tool, you can easily change the settings to your preferences
Once you chosen the settings, press the engine button to apply settings
Thats it folks, hope you enjoy…