Issue Description
Persistent Wi-Fi, Ethernet, or VPN connectivity problems.
Common Causes
- Corrupt network preferences
- Conflicting configurations
Step-by-Step Solution
Step 1: Remove Network Interfaces
- System Settings → Network
- Remove Wi-Fi and Ethernet services
Step 2: Restart Mac
- Clears cached network settings
Step 3: Re-add Network Services
- Add Wi-Fi and Ethernet again
- Reconnect to networks
Step 4: Renew DHCP Lease
- Wi-Fi → Details → TCP/IP → Renew DHCP Lease
Explore Further
- Flush DNS cache
Prevention & Best Practices
Avoid using multiple VPN profiles simultaneously.