A mobile hotspot turns your phone’s cellular data into a small Wi-Fi network for a laptop or tablet. Useful during ISP outages.
iPhone
- Settings → Personal Hotspot (or Cellular → Personal Hotspot).
- Enable Allow Others to Join.
- Set a Wi-Fi password.
- On the PC, join the iPhone’s network name.
Android
- Settings → Network → Hotspot & tethering → Wi-Fi hotspot.
- Set name and password → Enable.
- Connect the PC to that SSID.
Tips
- Watch data caps.
- Use WPA2 and a strong password.
- This is not the same as your home router login IP. For home admin access see router login.