diff --git a/systemres/main/resources/2in1/element/float_sys.json b/systemres/main/resources/2in1/element/float_sys.json
index aa1e2bed8bc384c12612f7b5b479f75b4430d63c..94079aecbb7978bcaba11b8424f4ab5315c61c8a 100644
--- a/systemres/main/resources/2in1/element/float_sys.json
+++ b/systemres/main/resources/2in1/element/float_sys.json
@@ -79,6 +79,10 @@
         {
             "name": "titlebar_main_title_text_font_size",
             "value": "$float:Title_S"
+        },
+        {
+            "name": "window_shadow_config_s",
+            "value": "$float:ohos_id_floating_shadow_s"
         }
     ]
 }
\ No newline at end of file
diff --git a/systemres/main/resources/base/element/float_sys.json b/systemres/main/resources/base/element/float_sys.json
index 7faf47b7432b34de4ab60dbca3d54c69a44fa19e..de1927c9d8c6930ac786bb286e26bd0ff05bb7dc 100644
--- a/systemres/main/resources/base/element/float_sys.json
+++ b/systemres/main/resources/base/element/float_sys.json
@@ -343,6 +343,10 @@
         {
             "name": "titlebar_main_title_text_font_size",
             "value": "$float:ohos_id_text_size_headline7"
+        },
+        {
+            "name": "window_shadow_config_s",
+            "value": "$float:ohos_id_default_shadow_none"
         }
     ]
   }
\ No newline at end of file
diff --git a/systemres/main/resources/base/element/id_defined.json b/systemres/main/resources/base/element/id_defined.json
index 3a3e88356380ab2abc06d3600b10fe1cb5ffc532..2b43bda8e513280173a144536e69ecd62be4476d 100644
--- a/systemres/main/resources/base/element/id_defined.json
+++ b/systemres/main/resources/base/element/id_defined.json
@@ -26222,6 +26222,11 @@
             "type": "symbol",
             "name": "earphone_16661_case",
             "order": 5194
+        },
+        {
+            "type": "float",
+            "name": "window_shadow_config_s",
+            "order": 5195
         }
     ]
 }
diff --git a/systemres/main/resources/base/element/pattern.json b/systemres/main/resources/base/element/pattern.json
index 4ae6594c1b7da8ec2cda7d0b24dd7bf05465154b..800832724ede2f308db0ef56e27b262661582425 100644
--- a/systemres/main/resources/base/element/pattern.json
+++ b/systemres/main/resources/base/element/pattern.json
@@ -6970,6 +6970,10 @@
                 {
                     "name": "close_icon_radius",
                     "value": "$float:window_close_radius"
+                },
+                {
+                    "name": "sheet_shadow_config_s",
+                    "value": "$float:window_shadow_config_s"
                 }
             ]
         },