A signature issue

            


I did not sign a document privilege can be used normally, one would not be signed!

More depressed, what needs attention signature privilege it?

Thank you!
Reply:
Signatures should have a problem, the documents to sign bad



Reply:
Program can be used without signature ah! Why signatures to force ah?
Reply:
I have to get, not to say that can not use, but does not seriously affect the user experience signature