Problems on serial.read()

Hey buddy!! Calm down, I'm not ignoring your suggestion. You can note that I am having difficult to solve it!! Could you be a little bit humble and pacient??? I am new here, ok?
I'm being humble, I am always being grateful four your help!!! So, calm down!! If you do not want to help, ok? I think it would have more people wanting to help.
However, I am grateful for your attention to solve my problem.