diff --git a/src/stores/virtualSample.js b/src/stores/virtualSample.js
index 1837da0..9825632 100644
--- a/src/stores/virtualSample.js
+++ b/src/stores/virtualSample.js
@@ -3,13 +3,13 @@ import { ref, watch } from "vue";
 import { usePageStore } from "./page";
 
 export const useVirtualSampleStore = defineStore("virtual-sample", () => {
-  const activeTab = ref("dynamic");
-  const currentFile = ref(null);
-  const isLoopAnimationEnabled = ref(false);
-
   const { page } = usePageStore();
   const step = page.steps.find((step) => step.id === "virtualSample");
 
+  const activeTab = ref(step.files.dynamic ? "dynamic" : "static");
+  const currentFile = ref(null);
+  const isLoopAnimationEnabled = ref(false);
+
   watch(activeTab, () => (currentFile.value = null));
 
   return { activeTab, currentFile, step, isLoopAnimationEnabled };