diff --git a/api/@ohos.hiSysEvent.d.ts b/api/@ohos.hiSysEvent.d.ts
index 2a08c051c8f5e72bd5f800b6e87c62fa89fc7045..ca8050026cdc2ceaf298655f93ebcd2541099202 100644
--- a/api/@ohos.hiSysEvent.d.ts
+++ b/api/@ohos.hiSysEvent.d.ts
@@ -140,10 +140,21 @@ declare namespace hiSysEvent {
      * @type { ?object }
      * @syscap SystemCapability.HiviewDFX.HiSysEvent
      * @systemapi hide for inner use
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12 
      */
     params?: object;
+
+    /**
+     * The params of the event.
+     *
+     * @type { ?(object | null | undefiend) }
+     * @syscap SystemCapability.HiviewDFX.HiSysEvent
+     * @systemapi hide for inner use
+     * @since 20 
+     * @arkts 1.2
+     */
+    params?: object | null | undefined;
+  }
   }
 
   /**
@@ -281,11 +292,21 @@ declare namespace hiSysEvent {
      * @type { ?string }
      * @syscap SystemCapability.HiviewDFX.HiSysEvent
      * @systemapi hide for inner use
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     tag?: string;
 
+    /**
+     * The tag of the event.
+     *
+     * @type { ?(string | null | undefined) }
+     * @syscap SystemCapability.HiviewDFX.HiSysEvent
+     * @systemapi hide for inner use
+     * @since 20
+     * @arkts 1.2
+     */
+    tag?: string | null | undefined;
+
     /**
      * The rule of match system event
      *
@@ -391,21 +412,42 @@ declare namespace hiSysEvent {
      * @type { ?number }
      * @syscap SystemCapability.HiviewDFX.HiSysEvent
      * @systemapi hide for inner use
-     * @since arkts {'1.1':'10','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 10
      */
     fromSeq?: number;
 
+    /**
+     * Begin sequence
+     *
+     * @type { ?(number | null | undefined) }
+     * @syscap SystemCapability.HiviewDFX.HiSysEvent
+     * @systemapi hide for inner use
+     * @since 20
+     * @arkts 1.2
+     */
+    fromSeq?: number | null | undefined;
+
     /**
      * End sequence
      *
      * @type { ?number }
      * @syscap SystemCapability.HiviewDFX.HiSysEvent
      * @systemapi hide for inner use
-     * @since arkts {'1.1':'10','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 10
      */
     toSeq?: number;
+
+    /**
+     * End sequence
+     *
+     * @type { ?(number | null | undefined) }
+     * @syscap SystemCapability.HiviewDFX.HiSysEvent
+     * @systemapi hide for inner use
+     * @since 20 
+     * @arkts 1.2
+     */
+    toSeq?: number | null | undefined;
+  }
   }
 
   /**
@@ -446,10 +488,21 @@ declare namespace hiSysEvent {
      * @type { ?string }
      * @syscap SystemCapability.HiviewDFX.HiSysEvent
      * @systemapi hide for inner use
-     * @since arkts {'1.1':'10','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 10 
      */
     condition?: string;
+
+    /**
+     * Extra parameter condition of event
+     *
+     * @type { ?(string | null | undefined) }
+     * @syscap SystemCapability.HiviewDFX.HiSysEvent
+     * @systemapi hide for inner use
+     * @since 20
+     * @arkts 1.2
+     */
+    condition?: string | null | undefined;
+  }
   }
 
   /**