diff --git a/docs/en/14-reference/03-taos-sql/41-stream.md b/docs/en/14-reference/03-taos-sql/41-stream.md
index 54567e091b2e..86d23bca7c15 100755
--- a/docs/en/14-reference/03-taos-sql/41-stream.md
+++ b/docs/en/14-reference/03-taos-sql/41-stream.md
@@ -895,11 +895,9 @@ Temporary Restrictions:
 
 - Grouping by regular data columns is not yet supported.
 - The Geometry data type is not yet supported.
-- User-defined functions (UDFs) are not yet supported.
 - The DELETE_OUTPUT_TABLE option is not yet supported.
 - The ON_FAILURE_PAUSE option in NOTIFY_OPTIONS is not yet supported.
 - The Cast function is not yet supported in state window triggers.
-- The Windows platform is not yet supported.
 
 ### Compatibility Notes
 
diff --git a/docs/zh/14-reference/03-taos-sql/41-stream.md b/docs/zh/14-reference/03-taos-sql/41-stream.md
index 9e2365cac8ea..1123d8d002cf 100755
--- a/docs/zh/14-reference/03-taos-sql/41-stream.md
+++ b/docs/zh/14-reference/03-taos-sql/41-stream.md
@@ -896,9 +896,7 @@ RECALCULATE STREAM [db_name.]stream_name FROM start_time [TO end_time];
 
 - 暂不支持按普通数据列分组的场景。
 - 暂不支持 `Geometry` 数据类型。
-- 暂不支持 UDF 函数。
 - 暂不支持在 `NOTIFY_OPTIONS` 中使用 `ON_FAILURE_PAUSE` 选项。
-- 暂不支持 `Windows` 平台。
 
 ### 兼容性说明
 
@@ -911,7 +909,7 @@ RECALCULATE STREAM [db_name.]stream_name FROM start_time [TO end_time];
   - 配置项 `dataDir` 下的 snode 目录，默认值 `/var/lib/taos/snode`
   - 原配置项 `checkpointBackupDir` 指定的目录，默认值 `/var/lib/taos/backup/checkpoint/`
 - 删除所有的结果表
-  
+
 **注意**：如果未进行以上操作，taosd 会启动失败。
 
 ## 最佳实践