How to Fix Thinkpad x240 - Computer reboots after "End RandomSeed"

By Ufuk Durgun
0

How to Fix Thinkpad x240 - Computer reboots after "End RandomSeed"

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:

I'm trying to install MacOS Mojave on Thinkpad x240 with OpenCore, but after computer output "End RandomSeed" the whole computer reboots. This is my first time installing MacOS using OpenCore so please help me as easy as possible.

Hardware:
CPU: Intel(R) Core(TM) i5-4300U CPU @ 1.90GHz, 2305 MHz

GPU: Intel Corporation Haswell-ULT Integrated Graphics Controller (rev 0b)

RAM: Crusial 8GB CT102464BF160B

Model: Thinkpad x240

Audio Codec: ALC323

Ethernet Card: Intel Ethernet Connection I218-LM

Wireless Card/ BT card: Intel Wireless 7260

(kexts, drivers and acpi i send as photo)

submitted by /u/Kuba_CXD
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