Using a touch screen with a computer allows you to do some things that you will not able to do with just a mouse and keyboard. You can interact with the computer in a more natural way. Converting normal screen to touch screen can be done by installing one of many kits available. These kits contain a clear screen overlay to put over the monitor and another cable type that plugs into your computer. The touch screen overlay is the same size of the computer monitor and it is installed over the monitor in the monitor case. This is a fairly simple upgrade that most of them can perform.
How to convert normal screen to touch screen?
Unplug the monitor power cord and then open the normal screen housing by removing the screws holding it together on the back of the monitor.
Clean the normal screen and touch screen overlay from the conversion kit thoroughly with a microfiber cleaning cloth because it will be more difficult to clean them after the upgrade is complete.
Remove the front monitor frame and install the touch screen overlay over the computer monitor. Make sure to orient the correct side outward that will be intended for touch.
Install the screen overlay controller inside the monitor. This is the small electronic board that attaches to the touch screen overlay. Route the wires from the screen to the controlled along with the existing monitor cables through the back of the case.
Plug into the video cable for the normal screen to your computer and then with the power cord. You should not plug in the cable from the screen overlay controller to the computer until LCD conversion kit manufacturer website.
The touch screen overlay will be recognized and installed. Test the touch screen with different programs on your computer.