diff --git a/posts/studycase1.md b/posts/studycase1.md
index 9658cf8..c54d797 100644
--- a/posts/studycase1.md
+++ b/posts/studycase1.md
@@ -76,7 +76,7 @@ head:
 
 <img src="/image/studycase1/搜索所有材质.png" data-fancybox="gallery"/>  
 
-- 依次点击，切换到URP  
+- 全选材质,点击Edit>Rendering>Materials>Convert Selected Built-in Materials to URP   
 
 <img src="/image/studycase1/切换到URP.png" data-fancybox="gallery"/>