If happens that not You can close a program or an application on Windows or is stuck what to do this, press on the keyboard Ctrl + Alt + Delete at the same time and a window will appear with the applications running, usually comes out the attached application is not responding and you must chiclear end task. You can also go with the pointer to the start bar and right button of the mouse to go to Task Manager and there you can also see the performance graphically as you work the processor and memory and how much you’re demanding. If you can increase the RAM memory in your computer or buy a computer of 512 MB of RAM minimum, do it because the RAM helps a lot to the processor and hard disk to run applications or open programs which requires more work to the processor and hard drive. 6. In the desktop wallpaper and screen saver choose images with backgrounds or dark colors since it decreases light intensity and save energy especially old CRT monitors, that have a tube at the rear, although the LCD and TFT also is It recommends. In fact if on average, a white page required 74 watts to display, and a dark need only 59 watts and if Google were black 3000 Mega watts would be saved a year! 7. With time all computer becomes dirty and filled with earth or dust the CPU inside especially if this on the ground, and this impairs performance on your pc and spend energy why is important to clean it with a blower that you can rent at the homecenter or large hardware stores, take CPU or Cabinet towards outside on the patio for example and open it blow it especially the processor fan and the of the power supply because that is what most absorbs dust or dirt on the computer.