Technology · Tech basics
Identify common ports and cables
Distinguish USB, USB-C, HDMI, Ethernet and charging cables.
6 min read · Practical troubleshooting
- USB-A describes the familiar rectangular connector; USB-C describes a reversible connector, not one fixed speed or feature set.
- HDMI and DisplayPort commonly carry digital video and audio to monitors or televisions.
- Ethernet provides a wired network link, usually with more predictable latency than Wi-Fi.
- Check cable and port specifications for charging power, data speed and video support because identical-looking USB-C cables can differ.
Follow the official instructions for your device or service. Back up important data before changing settings or attempting repairs.