diff --git a/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-use-guide.md b/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-use-guide.md
index a7b85ed5304552156ce434d96fa9647696e399e6..fcb6a3ebf1ed9730370fffdcc04381f7fc88a50b 100644
--- a/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-use-guide.md
+++ b/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-use-guide.md
@@ -538,5 +538,6 @@ import usageStatistics from '@ohos.resourceschedule.usageStatistics';
 
 针对设备使用信息统计，有以下相关实例可供参考：
 
-- [`DeviceUsageStatistics`：设备使用信息统计（ArkTS）（API9）（Full SDK）](https://gitee.com/openharmony/applications_app_samples/tree/OpenHarmony-4.0-Beta2/code/BasicFeature/DeviceUsageStatistics/DeviceUsageStatistics)
+- [存储空间统计（ArkTS）（Full SDK）（API10）](https://gitee.com/openharmony/applications_app_samples/tree/OpenHarmony-4.0-Beta2/code/SystemFeature/DeviceManagement/StorageStatistic)
 
+- [设备使用信息统计（ArkTS）（Full SDK）（API9）](https://gitee.com/openharmony/applications_app_samples/tree/OpenHarmony-4.0-Beta2/code/BasicFeature/DeviceUsageStatistics/DeviceUsageStatistics)