Problems of this nature most oftenarise with new equipment. You bought a keyboard, came home, connected, and it does not work. In fact, once it is under warranty, it can be returned and exchanged for another product. However, very often the keyboard does not work because of compatibility problems with the operating system. They are easily eliminated by elementary settings.
You will see a list of all the equipment,which is installed on your computer. Find the controller responsible for the keyboard. Most likely, opposite to it there will be a yellow triangle, symbolizing about any malfunction in the given controller. Now right-click in the "Device Manager" keyboard, in the drop-down menu, select "Delete". The system will ask you again, choose the affirmative answer. After that, the keyboard controller will be successfully deleted from your computer.
If the keyboard does not work after the previous recovery method, you should try to perform a similar procedure of uninstalling and restoring for USB ports.
Here is a small list of reasons why the keyboard does not work:
The first and most banal - the device simply broke. This happens rarely, but still happens.
For another reason, the burned ps / 2 port may affect the performance of the keyboard.
Also, the reason for not working the keyboard, can become a virus. In this case, stock an antivirus with fresh bases.
First check the condition of the wirekeyboard, perhaps there is somewhere there is an inflection that broke the contacts. Make sure that the device is properly connected to the computer. If you suspect that the problem lies in the health of the port, try to connect another keyboard, also use another computer to test your keyboard. Sometimes it happens that the ps / 2 port has bent pins, in which case they should be straightened with tweezers.
The probability that the keyboard does not workWindows 7, is close to zero. Even multimedia keyboards have excellent compatibility with this operating system, with all the necessary drivers installed automatically.