1. Choose the right software: First, you can choose social software suitable for junior high school students. These softwares usually provide age-appropriate functions and contents, and have certain security measures.

2. Abide by software rules: When using software, make sure to abide by software rules and community guidelines. Don't publish personal privacy information to avoid publishing inappropriate or illegal content.

3. Establish information: When registering software, fill in accurate and appropriate information to let others know more about you.

4. Find people with similar interests: Browse user information and posts on the software to find people with similar interests. You can join the corresponding interest groups or societies and interact with them.

5. Respect others, respect yourself: When communicating with others, respect others and be polite to others. Pay attention to your words and avoid using offensive or offensive language.

6. Be alert to network security: be vigilant and don't disclose personal privacy information at will. Don't easily download files from unknown sources or click on unknown links.

In short, junior high school students should pay attention to safe and appropriate communication methods when making friends with software, and at the same time protect personal privacy. Be friendly and respectful when dealing with people. Remember to be vigilant when interacting with strangers in cyberspace.