diff --git a/src/views/standard/device/index.vue b/src/views/standard/device/index.vue
index 543ebb2..f6acbda 100644
--- a/src/views/standard/device/index.vue
+++ b/src/views/standard/device/index.vue
@@ -255,11 +255,11 @@
                   </p>
                 </template></el-table-column
               >
-              <el-table-column
+              <!-- <el-table-column
                 prop="pairingCode"
                 label="配对码"
                 align="center"
-              ></el-table-column>
+              ></el-table-column> -->
               <!-- <el-table-column
                 prop="answerTimes"
                 label="答题次数"
@@ -452,11 +452,6 @@
               clearable
               v-model="form.classIds"
               :options="gradeList"
-              :props="{
-                multiple: true,
-                checkStrictly: false,
-              }"
-              collapse-tags
               :show-all-levels="false"
             ></el-cascader>
           </el-col>
@@ -650,19 +645,9 @@ export default {
       this.isAdd = false;
       for (let key in this.form) {
         if (key == "classIds") {
-          this.form[key];
-          let classIds = obj.classList.map((item) => {
-            return item.classId;
-          });
-          let checkClassData = [];
-          this.gradeList.map((item) => {
-            item.children.map((items) => {
-              if (classIds.includes(items.value)) {
-                checkClassData.push([item.value, items.value]);
-              }
-            });
-          });
-          this.form[key] = [...checkClassData];
+          this.form[key] = obj.classList.length
+            ? [obj.classList[0].gradeName, obj.classList[0].classId]
+            : [];
         } else {
           this.form[key] = obj[key];
         }
@@ -818,9 +803,7 @@ export default {
           this.loadingAnswerEqu = true;
           let query = { ...this.form };
 
-          query.classIds = query.classIds.map((item) => {
-            return item[1];
-          });
+          query.classIds = query.classIds.length ? [query.classIds[1]] : [];
           let deviceApi = this.isAdd
             ? this.$request.addStation
             : this.$request.updateDevice;