Windows Aero Switcher is a portable freeware that allows you to turn Windows Aero on or off with just one click.
Apps from door2windows are truly free and DON'T include any offers to install 3rd-party apps/adware/toolbars/unwanted software and never will. The apps are portable and don't require installation.
Download door2windows App Bundledoor2windows App Bundle gives you access to all the latest apps released by door2windows in one download (along with future updates).
How to use:
The app will start in the system tray/notiications area.
To disable Aero click its icon and to enable aero click its icon again.
If you want to exit the app, right-click on its icon and select Exit: