Windows 10: How to contact Microsoft support personnel?

If you see the following, please reply to my question.Before that, I want to say thank you for helping me.Here are some of my questions, I hope you can answer me.1.How to contact Microsoft support personnel?pay attention to:If you need to answer this question, please rank it and tell the answer.2.What should I do if the system doesn't respond?3.Do you have any more ways to contact Microsoft support staff?Attention please:If you need to answer the above questions, please list the serial number and tell your answer.I need your help badly.Please reply when you see this message.Thank you.

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