- Notes, cautions, and warnings
- Setting up your computer
- About your computer
- Using your computer
- Ports and connectors
- Software and Applications
- Restoring your operating system
- Troubleshooting
- BIOS
- Getting help and contacting Dell
- References
You can connect your computer to the internet using cable, DSL, dial‑up, or a WWAN connection. You may also install a wired or wireless router to share your cable or DSL internet connection with multiple devices. Some cable and DSL modems also have built-in wireless routers.