Correct Normals Direction

Checks mesh objects for faces whose normals disagree with Blender's recalculated face orientation.

Critical Automatic fix: Yes Settings: No Selection: Object

Why this check exists

Inconsistent or inward-facing normals can produce incorrect shading, backface-culling problems, and unreliable results from modifiers, simulations, and exports that depend on face direction.

Behavior

Module	`modeling/correct_normals_direction.py`
Included with	Core
Severity	Critical
Automatic fix	Yes
Fix behavior	An automatic fix is available.
User settings	No
Selection support	Object

Settings

This check has no configurable settings.