Issue Description
Ethernet cable connected but macOS shows no wired connection.
Common Causes
- Disabled Ethernet service
- Faulty adapter
- Network configuration issues
Step-by-Step Solution
Step 1: Check Network Services
- System Settings → Network
- Ensure Ethernet is added and enabled
Step 2: Add Ethernet Manually
- Click + → Add Ethernet
- Apply changes
Step 3: Renew DHCP Lease
- Ethernet → Details → TCP/IP
- Click Renew DHCP Lease
Step 4: Test Another Adapter or Cable
- Especially for USB-C Ethernet adapters
Explore Further
- Reset network settings
Prevention & Best Practices
Use certified Ethernet adapters.