diff --git a/web/app/components/datasets/create/step-two/index.module.css b/web/app/components/datasets/create/step-two/index.module.css
index 016abf2a9..d861805ce 100644
--- a/web/app/components/datasets/create/step-two/index.module.css
+++ b/web/app/components/datasets/create/step-two/index.module.css
@@ -13,29 +13,6 @@
   z-index: 10;
 }
 
-.fixed {
-  padding-top: 12px;
-  font-size: 12px;
-  line-height: 18px;
-  background: rgba(255, 255, 255, 0.9);
-  border-bottom: 0.5px solid #EAECF0;
-  backdrop-filter: blur(4px);
-  animation: fix 0.5s;
-}
-
-@keyframes fix {
-  from {
-    padding-top: 42px;
-    font-size: 18px;
-    line-height: 28px;
-  }
-  to {
-    padding-top: 12px;
-    font-size: 12px;
-    line-height: 18px;
-  }
-}
-
 .form {
   @apply px-16 pb-8;
 }
@@ -416,3 +393,28 @@
   color: #101828;
   z-index: 10;
 }
+
+/* 
+ * `fixed` must under `previewHeader` because of style override would not work
+ */
+.fixed {
+  padding-top: 12px;
+  font-size: 12px;
+  line-height: 18px;
+  background: rgba(255, 255, 255, 0.9);
+  border-bottom: 0.5px solid #EAECF0;
+  backdrop-filter: blur(4px);
+  animation: fix 0.5s;
+}
+@keyframes fix {
+  from {
+    padding-top: 42px;
+    font-size: 18px;
+    line-height: 28px;
+  }
+  to {
+    padding-top: 12px;
+    font-size: 12px;
+    line-height: 18px;
+  }
+}
diff --git a/web/hooks/use-copy-to-clipboard.ts b/web/hooks/use-copy-to-clipboard.ts
index ca6298dcc..f269f1f97 100644
--- a/web/hooks/use-copy-to-clipboard.ts
+++ b/web/hooks/use-copy-to-clipboard.ts
@@ -8,11 +8,6 @@ function useCopyToClipboard(): [CopiedValue, CopyFn] {
   const [copiedText, setCopiedText] = useState<CopiedValue>(null)
 
   const copy: CopyFn = useCallback(async (text: string) => {
-    if (!navigator?.clipboard) {
-      console.warn('Clipboard not supported')
-      return false
-    }
-
     try {
       writeText(text)
       setCopiedText(text)