diff --git a/frontend/src/i18n/en.json b/frontend/src/i18n/en.json
index bbdbcaaf..f7e995c2 100644
--- a/frontend/src/i18n/en.json
+++ b/frontend/src/i18n/en.json
@@ -8,6 +8,8 @@
     "Details": "Details"
   },
   "variables": {
+    "please_select_date": "Please select a date",
+    "number_variable_error": "Please enter the correct numerical range.",
     "built_in": "Built-in",
     "normal_value": "Normal value",
     "​​cannot_be_empty": "Variable values ​​cannot be empty.",
diff --git a/frontend/src/i18n/ko-KR.json b/frontend/src/i18n/ko-KR.json
index 4cedf417..34c27650 100644
--- a/frontend/src/i18n/ko-KR.json
+++ b/frontend/src/i18n/ko-KR.json
@@ -24,6 +24,8 @@
     "return_to_view": "화면으로 돌아가기"
   },
   "variables": {
+    "please_select_date": "날짜를 선택하십시오",
+    "number_variable_error": "올바른 숫자 범위를 입력하십시오.",
     "built_in": "내장형",
     "normal_value": "정상값",
     "​​cannot_be_empty": "변수 값은 비어 있을 수 없습니다.",
@@ -943,4 +945,4 @@
     "to_doc": "API 보기",
     "trigger_limit": "최대 {0}개의 API 키 생성 지원"
   }
-}
+}
\ No newline at end of file
diff --git a/frontend/src/i18n/zh-CN.json b/frontend/src/i18n/zh-CN.json
index f3b6e61d..66f81772 100644
--- a/frontend/src/i18n/zh-CN.json
+++ b/frontend/src/i18n/zh-CN.json
@@ -24,6 +24,8 @@
     "return_to_view": "返回查看"
   },
   "variables": {
+    "please_select_date": "请选择日期",
+    "number_variable_error": "请输入正确的数值范围",
     "built_in": "已内置",
     "normal_value": "常规值",
     "​​cannot_be_empty": "变量值不能为空",
diff --git a/frontend/src/views/chat/ExecutionDetails.vue b/frontend/src/views/chat/ExecutionDetails.vue
index a6545d5f..78dc4e63 100644
--- a/frontend/src/views/chat/ExecutionDetails.vue
+++ b/frontend/src/views/chat/ExecutionDetails.vue
@@ -173,6 +173,7 @@ defineExpose({
       border: 1px solid #dee0e3;
       padding: 16px;
       margin-bottom: 8px;
+      cursor: pointer;
 
       .header {
         display: flex;
diff --git a/frontend/src/views/system/user/User.vue b/frontend/src/views/system/user/User.vue
index cf7b4419..aa8dc732 100644
--- a/frontend/src/views/system/user/User.vue
+++ b/frontend/src/views/system/user/User.vue
@@ -391,6 +391,9 @@
                 v-for="item in variables"
                 :key="item.id"
                 :label="item.name"
+                :disabled="
+                  state.form.system_variables.map((ele: any) => ele.variableId).includes(item.id)
+                "
                 :value="item.id"
               >
                 <div style="width: 100%; display: flex; align-items: center">
@@ -434,7 +437,7 @@
               >
               </el-option>
             </el-select>
-            <el-input
+            <el-input-number
               v-else-if="
                 variableValueMap[state.form.system_variables[index].variableId].var_type ===
                 'number'
@@ -442,19 +445,17 @@
               v-model.number="state.form.system_variables[index].variableValue"
               style="width: 236px"
               :placeholder="$t('variables.please_enter_value')"
-              autocomplete="off"
-              maxlength="50"
               clearable
+              max="10000000000000000"
+              controls-position="right"
             />
             <el-date-picker
               v-else
               v-model="state.form.system_variables[index].variableValues"
-              type="daterange"
-              style="max-width: 236px"
+              type="date"
+              style="width: 236px"
               value-format="YYYY-MM-DD"
-              range-separator=""
-              :start-placeholder="$t('variables.start_date')"
-              :end-placeholder="$t('variables.end_date')"
+              :placeholder="$t('variables.please_select_date')"
             />
             <el-tooltip
               :offset="14"
@@ -1096,12 +1097,9 @@ const validateSystemVariables = () => {
 
       if (obj.var_type === 'datetime') {
         const [min, max] = obj.value
-        const [minVal, maxVal] = ele.variableValues
         if (
-          +new Date(minVal) > +new Date(max) ||
-          +new Date(maxVal) < +new Date(min) ||
-          +new Date(maxVal) > +new Date(max) ||
-          +new Date(minVal) < +new Date(min)
+          +new Date(ele.variableValues) > +new Date(max) ||
+          +new Date(ele.variableValues) < +new Date(min)
         ) {
           ElMessage.error(
             t('variables.1_to_100_de', {
diff --git a/frontend/src/views/system/variables/index.vue b/frontend/src/views/system/variables/index.vue
index a5fbe4e9..1842acda 100644
--- a/frontend/src/views/system/variables/index.vue
+++ b/frontend/src/views/system/variables/index.vue
@@ -189,7 +189,12 @@ const validateValue = (_: any, value: any, callback: any) => {
     }
     return
   }
-  if (value.some((ele: any) => ele === '')) {
+  if (var_type === 'datetime') {
+    if (value === null) {
+      callback(new Error(t('datasource.please_enter') + t('common.empty') + t('variables.date')))
+    }
+  }
+  if (value.some((ele: any) => ele === '' || ele === null)) {
     callback(
       new Error(
         t('datasource.please_enter') +
@@ -237,6 +242,17 @@ const saveHandler = () => {
         obj.value = [...new Set(obj.value)]
       }
 
+      if (obj.var_type === 'number') {
+        const [min = 0, max = 0] = obj.value
+        if (min > max) {
+          ElMessage({
+            type: 'error',
+            message: t('variables.number_variable_error'),
+          })
+          return
+        }
+      }
+
       variablesApi.save(obj).then(() => {
         ElMessage({
           type: 'success',
@@ -553,12 +569,14 @@ const handleCurrentChange = (val: number) => {
               v-model.number="pageForm.value[0]"
               :placeholder="$t('variables.please_enter_value')"
               clearable
+              max="10000000000000000"
               controls-position="right"
             />
             <span class="ed-range-separator separator"></span>
             <el-input-number
               v-model.number="pageForm.value[1]"
               :placeholder="$t('variables.please_enter_value')"
+              max="10000000000000000"
               clearable
               controls-position="right"
             />