What is CSM-CONFLICT-VGA?
Conflict between UEFI and old graphics driver (CSM-CONFLICT-VGA) is a high-severity fault affecting the firmware. The CSM module has been disabled, but the older graphics card does not have UEFI GOP (Graphics Output Protocol). It sometimes comes down to outdated firmware on GPU. Use the steps below to track down and fix the cause.
Common Causes
- The graphics card does not support pure UEFI
- Outdated firmware on GPU
Step-by-Step Fix Guide
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1
Enable CSM in BIOS
Enable CSM in BIOS is the first thing worth trying, since it resolves CSM-CONFLICT-VGA for most affected systems.
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2
Flash newer VBIOS to graphics card
If it's still not resolved, work through the rest of the steps — they're aimed at rarer sw-bios instability cases.
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3
Enable 'Legacy OROM'
"Enable 'Legacy OROM'" covers a less common but documented cause of CSM-CONFLICT-VGA.
Commands & Diagnostics
systeminfo | findstr /C:"BIOS"
Frequently Asked Questions
CSM-CONFLICT-VGA is most often triggered by the graphics card does not support pure UEFI. Other reports point to outdated firmware on GPU as contributing factors.
Try "Enable CSM in BIOS" first — it resolves most CSM-CONFLICT-VGA cases on its own. Only work through the rest of the guide above if it comes back.
CSM-CONFLICT-VGA is a high-severity error. It won't damage your PC instantly, but repeated occurrences usually point to a deeper problem worth addressing soon.
In most cases, yes — the guide above resolves CSM-CONFLICT-VGA without a clean install. Treat a reinstall as the last resort, not the first move.
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