Open Command Prompt on Windows or Terminal on Mac/Linux
Type `ipconfig` on Windows
Type `ifconfig` or `ip addr` on Mac/Linux
Press Enter
Look for `IPv4 Address` or `IP Address`
Check your router’s admin page
Visit a website like `whatismyip.com`
Check network settings on your device
Use `curl ifconfig.me` in Terminal
Use `nslookup` or `ping` for network checks