Access the main dialog of the program, either from the system tray or by pressing Ctrl+Alt+W (if you haven“t changed it). Now go into the Configuration dialog and click the tab "Start-up". Uncheck the checkbox called "Start program when computer starts". Save and exit the configuration dialog.
Now the program has to be closed properly: (Try one of the followig ways) - In the main dialog, press the menu item "Exit" in the "General" -menu. * You could also click the "X" in the upper right corner of the main dialog. * Press (Ctrl+Alt+Del) and terminate the process "iemaximizer.exe"
Once you know that the program is not running, go to the "add/remove -program" -dialog found in the Windows Control Panel. Locate IE New Window Maximizer and uninstall it.
If you can't find it in the list you may just delete the IENWM folder from you computer.