How to Fix Big Sur 12 Minutes remaining Boot Loop
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:
* Hardware:
CPU: I3 8300
GPU: MSI Geforce 710
RAM: Teamgroup DDR4 8gb 2400
Motherboard/Laptop model: MSI h310 m pro-vlh plus
Screen(s) Number: 1
Screen(s) Resolution: 4k tv for now
Audio Codec:
Ethernet Card: RTL8111 H Lan
Wifi/BT Card: (if available): NA
* What guide/tool I followed:
OpenCore Coffee Lake with some small tweaks for my LAN card had to use the older version
* What part I got an issue with: After about 20 minutes the system reboots and asks me "Reboot and Select proper boot device". If i reboot it starts the entire cycle over again.
* What files/config I am using: OpenCore 64bit 0.6.5 Coffee Lake
pics https://imgur.com/a/QdHyKjO
Debug Dump
https://drive.google.com/drive/folders/1VDNuGDXZkq2QTUbsv9iLS2Y-AoDNFFnC?usp=sharing
* Extra Info:
I think that's all the info. Just looking for a nudge forward. Thanks
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