diff --git a/src/layout/components/SystemSettingDialog.vue b/src/layout/components/SystemSettingDialog.vue
index 8db0c7b..2ccdf65 100644
--- a/src/layout/components/SystemSettingDialog.vue
+++ b/src/layout/components/SystemSettingDialog.vue
@@ -328,7 +328,6 @@ export default {
           ? '当前浏览器不支持目录选择（需要 Chrome/Edge 86+）'
           : '非安全连接（HTTP），目录选择仅支持 HTTPS 或 localhost';
         this.$message({ message: `${reason}，可手动输入路径`, type: 'warning', duration: 5000 });
-        // 降级：弹出输入框让用户手动填写路径
         await this._manualInputPath(pathKey, label);
         return;
       }
@@ -344,16 +343,17 @@ export default {
         // 提取当前路径的盘符（如 D:），拼接选中的文件夹名填充到输入框
         const drive = this._extractDrive(this.basicForm[pathKey]);
         this.basicForm[pathKey] = `${drive}\\...\\${dirHandle.name}`;
-        this.$message.success(`${label}路径已更新`);
+        this.$message.success(`${label}路径已授权，截图/录制将自动保存`);
       } catch (err) {
         if (err.name !== 'AbortError') {
-          console.error(`${label}路径修改失败`, err);
-          this.$message.error('修改失败');
+          console.error(`${label}目录选择失败`, err);
+          this.$message({ message: '目录选择失败，可手动输入路径', type: 'warning', duration: 3000 });
+          await this._manualInputPath(pathKey, label);
         }
       }
     },
 
-    // 降级方案：用户手动输入路径（showDirectoryPicker 不可用时）
+    // 降级方案：用户手动输入路径（showDirectoryPicker 不可用或失败时）
     _manualInputPath(pathKey, label) {
       return new Promise((resolve) => {
         this.$prompt(`请输入${label}文件夹的完整路径（如 D:\\MyFolder\\HiUTalkStore）`, '手动输入路径', {
diff --git a/src/views/videoCommunication/realTimeConsultation.vue b/src/views/videoCommunication/realTimeConsultation.vue
index 92f5d3c..a8edcb7 100644
--- a/src/views/videoCommunication/realTimeConsultation.vue
+++ b/src/views/videoCommunication/realTimeConsultation.vue
@@ -905,8 +905,21 @@ export default {
         const fileName = `${this.meetingTitle}录制_${new Date().toLocaleString().replace(/[/:\\s]/g, '_')}.webm`;
         this.mediaRecorder.ondataavailable = e => e.data.size && this.recordedChunks.push(e.data);
         this.mediaRecorder.onstop = async () => {
-          const blob = new Blob(this.recordedChunks, { type: 'video/webm' });
-          // 优先保存到系统设置的视讯存储路径，降级下载
+          // 1. 生成录制 blob
+          let blob;
+          try {
+            blob = new Blob(this.recordedChunks, { type: 'video/webm' });
+            if (!blob || blob.size === 0) {
+              this.$message.warning('录制内容为空');
+              return;
+            }
+          } catch (e) {
+            console.error('录制文件生成失败', e);
+            this.$message.error('录制文件生成失败');
+            return;
+          }
+
+          // 2. 优先保存到系统设置的视讯存储路径，降级下载
           await this._saveBlobToVideoPath(blob, fileName, '录制');
         };
         this.mediaRecorder.start();
@@ -1003,7 +1016,7 @@ export default {
           logging: false,
           allowTaint: false,
         });
-        fileName = `会诊截图_${new Date().toLocaleString().replace(/[/:\\s]/g, '_')}.png`;
+        fileName = `${this.meetingTitle || '会诊'}截图_${new Date().toLocaleString().replace(/[/:\\s]/g, '_')}.png`;
         blob = await new Promise((resolve, reject) => {
           canvas.toBlob(b => { if (b) resolve(b); else reject(new Error('toBlob 失败')); }, 'image/png');
         });