diff --git a/components/In18FormDialog.vue b/components/In18FormDialog.vue
index 9e29f0c..56550d7 100644
--- a/components/In18FormDialog.vue
+++ b/components/In18FormDialog.vue
@@ -277,9 +277,10 @@ const formData = reactive<{
 
 const translating = ref(false)
 const translatingFieldKey = ref<string>('')
-const isFullscreen = ref(props.fullscreen || false)
+const isFullscreen = ref(false)
 const detailLoading = ref(false)
 
+
 const forceUpdateKey = ref(0)
 function forceUpdate() {
     forceUpdateKey.value++
@@ -341,6 +342,7 @@ watch(
     () => [props.show, props.form, props.locales],
     async () => {
         if (props.show) {
+            isFullscreen.value = props.fullscreen
             initFormData()
             if (props.id) {
                 detailLoading.value = true