diff --git a/docs/en/14-reference/03-connector/09-csharp.mdx b/docs/en/14-reference/03-connector/09-csharp.mdx
index 718462295a..203d44fe02 100644
--- a/docs/en/14-reference/03-connector/09-csharp.mdx
+++ b/docs/en/14-reference/03-connector/09-csharp.mdx
@@ -30,6 +30,10 @@ The source code of `TDengine.Connector` is hosted on [GitHub](https://github.com
 
 The supported platforms are the same as those supported by the TDengine client driver.
 
+:::note
+Please note TDengine does not support 32bit Windows any more.
+:::
+
 ## Version support
 
 Please refer to [version support list](/reference/connector#version-support)
diff --git a/docs/zh/08-connector/40-csharp.mdx b/docs/zh/08-connector/40-csharp.mdx
index 3a945e77fd..325c71da88 100644
--- a/docs/zh/08-connector/40-csharp.mdx
+++ b/docs/zh/08-connector/40-csharp.mdx
@@ -29,6 +29,10 @@ import CSAsyncQuery from "../07-develop/04-query-data/_cs_async.mdx"
 
 支持的平台和 TDengine 客户端驱动支持的平台一致。
 
+:::note
+注意 TDengine 不再支持 32 位 Windows 平台。
+:::
+
 ## 版本支持
 
 请参考[版本支持列表](../#版本支持)