there is no way you can fix this problem by doing all the above-mentioned tricks if you are on a windows 7 32-bit OS. Its kinda bud in windows 7 and Server 2008. I have personally tested all the tricks mentioned here and on many other websites, applied the changes, saved the theme, disabled UAC but without any luck. Every restart my cute Quick Launch toolbar disappeared. Then comes the guys who responsible for that "Microsoft Techies" and let me know the reason. Read this
You configure a computer that is running Windows 7 or Windows Server 2008 R2 to automatically log on when you start the computer. When you restart the computer, any customizations that you made to the Taskbar are lost and the Taskbar is reset to its default settings.
A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.
For further reading about this go to http://support.microsoft.com/kb/979155
To download this hotfix go here http://support.microsoft.com/hotfix/...155&kbln=en-us
Tested works 100 % on windows 7 32-bit OS. Good Luck