How to Fix Big Sur on Thinkpad X1 Extreme Gen 3 (open core 0.6.7). Everything except airdrop works, battery life is a bit questionable

How to Fix Big Sur on Thinkpad X1 Extreme Gen 3 (open core 0.6.7). Everything except airdrop works, battery life is a bit questionable

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

1. Verify your network controller model (Intel, Broadcom, Realtek).
2. Ensure the correct kext (e.g., AirportItlwm or BrcmPatchRAM) is loaded in your config.
3. 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:

​ https://preview.redd.it/ovifwkhjd5r61.png?width=3840&format=png&auto=webp&s=8859f7de191806991727957ad45790b2b2297833 submitted by /u/Fancy_Acanthocephala [link] [comments]