Windows
Easiest method
Settings → Network & Internet → Wi-Fi or Ethernet → your network → IPv4 address
Your local IP is your device address inside your network (for example 192.168.x.x or 10.x.x.x).
Settings → Network & Internet → Wi-Fi or Ethernet → your network → IPv4 address
System Settings → Network → Wi-Fi (or Ethernet) → Details → TCP/IP → IP Address
Settings → Wi-Fi → your network → Details → IP address
Settings → Wi-Fi → (i) on your network → IP Address
hostname -I
If you see several, your LAN one is usually 192.168.x.x or 10.x.x.x.