win7 computer numeric keyboard failure how to do

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Solution:

The first step, press the "Windows key" + "R" to bring up the operating window.

The second step, enter "OSK" in the window, click "OK" to bring up the onscreen keyboard.

The third step, click the "screen keyboard" and "Options."

The fourth step, in the pop-up window will "open the small numeric keypad" tick check, and click "OK."

The fifth step, you can use the onscreen keyboard "numlock" to open or close the onscreen number pad.