Solve : how to turn off some keys on the keyboard?

1.	Solve : how to turn off some keys on the keyboard?
Answer» Hi I have an Acer computer and when I type certain LETTERS on the keypad..figures not letters appeared. To type the letter that I want I have to press on a function key and the letter will appear...How do I change the keypad to COMPLETELY the way it should be...thanks Num Lock? What Figures?Laptop? Desktop? If its a laptop did you CHECK to see about shutting off the BLUE keys with the Fn key? What MODEL Acer? And OS?

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