diff --git a/AbilityKit/ability_base/libability_base_want.json b/AbilityKit/ability_base/libability_base_want.json
index 03133ce9184f429df9ec3fc7b412b27df94ab10f..baf69458d545c99510fa1b65b9c7c4d6e55103ea 100644
--- a/AbilityKit/ability_base/libability_base_want.json
+++ b/AbilityKit/ability_base/libability_base_want.json
@@ -32,35 +32,35 @@
         "name": "OH_AbilityBase_GetWantFd"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_SetWantUri"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_GetWantUri"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_SetWantInt32Param"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_GetWantInt32Param"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_SetWantBoolParam"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_GetWantBoolParam"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_SetWantDoubleParam"
     },
     {
-        "first_introduced": "18",
+        "first_introduced": "16",
         "name": "OH_AbilityBase_GetWantDoubleParam"
     }
 ]
\ No newline at end of file
diff --git a/AbilityKit/ability_base/want.h b/AbilityKit/ability_base/want.h
index e688836ec681e9ca2d66da0424513bf1d458a135..713a3896c6e2976896248e716140f148429d6c8b 100644
--- a/AbilityKit/ability_base/want.h
+++ b/AbilityKit/ability_base/want.h
@@ -169,7 +169,7 @@ AbilityBase_ErrorCode OH_AbilityBase_GetWantFd(AbilityBase_Want* want, const cha
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_SetWantUri(AbilityBase_Want* want, const char* uri);
 
@@ -182,7 +182,7 @@ AbilityBase_ErrorCode OH_AbilityBase_SetWantUri(AbilityBase_Want* want, const ch
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_GetWantUri(AbilityBase_Want* want, char* uri, size_t uriSize);
 
@@ -195,7 +195,7 @@ AbilityBase_ErrorCode OH_AbilityBase_GetWantUri(AbilityBase_Want* want, char* ur
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_SetWantInt32Param(AbilityBase_Want* want, const char* key, int32_t value);
 
@@ -208,7 +208,7 @@ AbilityBase_ErrorCode OH_AbilityBase_SetWantInt32Param(AbilityBase_Want* want, c
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_GetWantInt32Param(AbilityBase_Want* want, const char* key, int32_t* value);
 
@@ -221,7 +221,7 @@ AbilityBase_ErrorCode OH_AbilityBase_GetWantInt32Param(AbilityBase_Want* want, c
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_SetWantBoolParam(AbilityBase_Want* want, const char* key, bool value);
 
@@ -234,7 +234,7 @@ AbilityBase_ErrorCode OH_AbilityBase_SetWantBoolParam(AbilityBase_Want* want, co
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_GetWantBoolParam(AbilityBase_Want* want, const char* key, bool* value);
 
@@ -247,7 +247,7 @@ AbilityBase_ErrorCode OH_AbilityBase_GetWantBoolParam(AbilityBase_Want* want, co
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_SetWantDoubleParam(AbilityBase_Want* want, const char* key, double value);
 
@@ -260,7 +260,7 @@ AbilityBase_ErrorCode OH_AbilityBase_SetWantDoubleParam(AbilityBase_Want* want,
  * @return The error code.
  *         {@link ABILITY_BASE_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         {@link ABILITY_BASE_ERROR_CODE_PARAM_INVALID} if the input parameters are invalid.
- * @since 18
+ * @since 16
  */
 AbilityBase_ErrorCode OH_AbilityBase_GetWantDoubleParam(AbilityBase_Want* want, const char* key, double* value);