Update wan2_fast.py

wan2_fast.py

@@ -196,7 +196,7 @@ IS_ORIGINAL_SPACE = os.environ.get("IS_ORIGINAL_SPACE", "True") == "True"
 # Conservative limits for low-end environments
 LIMITED_MAX_RESOLUTION = 640
 LIMITED_MAX_DURATION = 2.0
-LIMITED_MAX_STEPS = 30 #4
+LIMITED_MAX_STEPS = 50 #4
 
 # Generous limits for local or Pro spaces
 ORIGINAL_SLIDER_MIN_H, ORIGINAL_SLIDER_MAX_H = 128, 1536