I'm not in your field.What do I know about computer software

I'm not in your field.What do I know about computer software i buy a computer in us now I want to know what software i ca I'm not confident about myself.What should I do? I do not know what I can do about it.I am completely at a lo i am worry about myself,i do not know how to do and what to 英语翻译NOW I KNOW WHAT AM I THINKING ABOUT WHEN YOU DO NOT DO A i do not know what do. I really do not know about it 填个词i don t know what I can do about it,I’m completely____（迷茫 I don't know what I can do about it,I'm completele_____(迷茫、不 i do not know your write I do not know _____ your home.