diff --git a/Marlin/Configuration_adv.h b/Marlin/Configuration_adv.h index 794a59ac13ac..6cac4e5d498b 100644 --- a/Marlin/Configuration_adv.h +++ b/Marlin/Configuration_adv.h @@ -2329,6 +2329,7 @@ * * Control extrusion rate based on instantaneous extruder velocity. Can be used to correct for * underextrusion at high extruder speeds that are otherwise well-behaved (i.e., not skipping). + * For better results also enable ADAPTIVE_STEP_SMOOTHING. */ //#define NONLINEAR_EXTRUSION diff --git a/Marlin/src/inc/SanityCheck.h b/Marlin/src/inc/SanityCheck.h index 1482899bea0c..a8b463c5d82c 100644 --- a/Marlin/src/inc/SanityCheck.h +++ b/Marlin/src/inc/SanityCheck.h @@ -837,9 +837,7 @@ static_assert(COUNT(arm) == LOGICAL_AXES, "AXIS_RELATIVE_MODES must contain " _L * Nonlinear Extrusion requirements */ #if ENABLED(NONLINEAR_EXTRUSION) - #if DISABLED(ADAPTIVE_STEP_SMOOTHING) - #error "ADAPTIVE_STEP_SMOOTHING is required for NONLINEAR_EXTRUSION." - #elif HAS_MULTI_EXTRUDER + #if HAS_MULTI_EXTRUDER #error "NONLINEAR_EXTRUSION doesn't currently support multi-extruder setups." #elif DISABLED(CPU_32_BIT) #error "NONLINEAR_EXTRUSION requires a 32-bit CPU."