Linux Static IP

Ubuntu/Debian with NetworkManager (Host PC):

1. Open Settings → Network (or nm-connection-editor).
2. Click gear on Wired → IPv4 tab → Manual.
3. Add:
   • Address: 192.168.1.50 / Netmask: 255.255.255.0 / Gateway: 192.168.1.1
   • DNS: 192.168.1.1,1.1.1.1
4. Save → toggle connection off/on.

Terminal check: ip -4 addr show → should list 192.168.1.50/24.

Same QR re-scan note as Windows page.