Numeric keys right hand side

Dec 2, 2018
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inspiron 15 laptop and using windows 8.1
in my laptop the right hand side numeric key is all working but not print the number.
i am print only ascci value
like i am print ctrl+64 than print a
but i am print 0 1 2 3 ...9 there is not working else move the pdf or document to up or down
 

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