diff --git a/graphic/graphic_2d/native_drawing/drawing_text_typography.h b/graphic/graphic_2d/native_drawing/drawing_text_typography.h
index ce73be523ba252f81d1b3094dc9a4c36ea3ebe6b..3a5e5ef589f97e2046dffa6367001209a535010c 100644
--- a/graphic/graphic_2d/native_drawing/drawing_text_typography.h
+++ b/graphic/graphic_2d/native_drawing/drawing_text_typography.h
@@ -1001,19 +1001,6 @@ double OH_Drawing_TypographyGetLineHeight(OH_Drawing_Typography*, int);
  */
 double OH_Drawing_TypographyGetLineWidth(OH_Drawing_Typography*, int);
 
-/**
- * @brief get line text range.
- *
- * @syscap SystemCapability.Graphic.Graphic2D.NativeDrawing
- * @param OH_Drawing_Typography Indicates the pointer to an <b>OH_Drawing_Typography</b> object.
- * @param int Indicates the line number.
- * @param bool Indicates whether spaces are contained.
- * @return Returns line text range.
- * @since 12
- * @version 1.0
- */
-OH_Drawing_Range* OH_Drawing_TypographyGetLineTextRange(OH_Drawing_Typography*, int, bool);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json b/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json
index 430200198f9871ce2542a642ba6b5e0a1da98b3f..64d2dd988911ce65797d9989b54193e03838308d 100644
--- a/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json
+++ b/graphic/graphic_2d/native_drawing/libnative_drawing.ndk.json
@@ -323,9 +323,5 @@
     {
         "first_introduced": "11",
         "name": "OH_Drawing_RegisterFontBuffer"
-    },
-    {
-        "first_introduced": "12",
-        "name": "OH_Drawing_TypographyGetLineTextRange"
     }
 ]
\ No newline at end of file