How to Fix [success] Dell 3040 SFF Big Sur Beta
This mini-guide provides a structural approach to troubleshoot and fix the issue.
Prerequisites
- Confirm your hardware specifications (CPU, GPU, Motherboard).
- Ensure you have a bootable recovery USB and backup your EFI.
Fix Steps
- Verify your network controller model (Intel, Broadcom, Realtek).
- Ensure the correct kext (e.g., AirportItlwm or BrcmPatchRAM) is loaded in your config.
- Clear network interfaces and reset NVRAM if changes don't apply.
Verification
- Reboot and verify if the functionality is restored and stable under typical usage.
Original Question:
Optiplex 3040 sff This time specification
CPU: intel core i3-6100
MEM: DDR3L 1600 MHz 4 GB x 2
HDD: SAMSUNG SSD 860 EVO 500GB
Internal audio: Realtek HDA codec ALC 3234
MEM: DDR3L 1600 MHz 4 GB x 2
HDD: SAMSUNG SSD 860 EVO 500GB
Internal audio: Realtek HDA codec ALC 3234
Internal network: Realtek RTL 8111HSD-CG Gigabit Ethernet LAN 10/100/1000 Mb / s Controller Embedded
graphics: intel HD graphics 530/510 Chipset: Intel H110
Power: 180 W
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