diff --git a/components/net/netdev/src/netdev.c b/components/net/netdev/src/netdev.c
index f121f52c1946c791c90c620b5e4825708aa3e860..2a87e91cb053732431b6766ad4cfcc0401096653 100644
--- a/components/net/netdev/src/netdev.c
+++ b/components/net/netdev/src/netdev.c
@@ -20,7 +20,7 @@
 
 #ifdef RT_USING_SAL
 #include <sal_netdb.h>
-#include <sal.h>
+#include <sal_low_lvl.h>
 #endif /* RT_USING_SAL */
 
 #define DBG_TAG              "netdev"
diff --git a/components/net/sal/impl/af_inet_at.c b/components/net/sal/impl/af_inet_at.c
index 07dff0018c5f7ac83ba289ec463740018b1001b2..e5cc8720f6f80937339e951aaba831d2b5455351 100644
--- a/components/net/sal/impl/af_inet_at.c
+++ b/components/net/sal/impl/af_inet_at.c
@@ -11,7 +11,7 @@
 #include <rtthread.h>
 
 #include <netdb.h>
-#include <sal.h>
+#include <sal_low_lvl.h>
 
 #include <at_socket.h>
 #include <af_inet.h>
diff --git a/components/net/sal/impl/af_inet_lwip.c b/components/net/sal/impl/af_inet_lwip.c
index 2cf0958ee48b54fa9b2ef58c3f3af5f910993dc8..e99da3117ad9f377a8dcc7fd2c74f099ab89a8e8 100644
--- a/components/net/sal/impl/af_inet_lwip.c
+++ b/components/net/sal/impl/af_inet_lwip.c
@@ -20,7 +20,7 @@
 #include <poll.h>
 #endif
 
-#include <sal.h>
+#include <sal_low_lvl.h>
 #include <af_inet.h>
 
 #include <netdev.h>
diff --git a/components/net/sal/impl/proto_mbedtls.c b/components/net/sal/impl/proto_mbedtls.c
index 338792c948c7bfa05a869cdcb5b7e54e59b51408..4ae9f26328161b08e8e47a3af102f68d0718329d 100644
--- a/components/net/sal/impl/proto_mbedtls.c
+++ b/components/net/sal/impl/proto_mbedtls.c
@@ -20,7 +20,7 @@
 #include <sal_tls.h>
 #endif
 #include <netdb.h>
-#include <sal.h>
+#include <sal_low_lvl.h>
 
 #include <netdev.h>
 
diff --git a/components/net/sal/include/sal.h b/components/net/sal/include/sal_low_lvl.h
similarity index 94%
rename from components/net/sal/include/sal.h
rename to components/net/sal/include/sal_low_lvl.h
index dd250e37b6adf795f85260af4da9c311a5e87b71..95f984cca8796e5d0f5481de1e27f13d77b3d027 100644
--- a/components/net/sal/include/sal.h
+++ b/components/net/sal/include/sal_low_lvl.h
@@ -6,10 +6,12 @@
  * Change Logs:
  * Date           Author       Notes
  * 2018-05-17     ChenYong     First version
+ * 2022-05-15     Meco Man     rename sal.h as sal_low_lvl.h to avoid conflicts
+ *                             with Microsoft Visual Studio header file
  */
 
-#ifndef SAL_H__
-#define SAL_H__
+#ifndef SAL_LOW_LEVEL_H__
+#define SAL_LOW_LEVEL_H__
 
 #include <rtdevice.h>
 
diff --git a/components/net/sal/src/sal_socket.c b/components/net/sal/src/sal_socket.c
index 8f4ac915eb6d53fbf3420425418c86797a938236..2ed8e69e798e6963485dfe42f1eb78cd9348ec3f 100644
--- a/components/net/sal/src/sal_socket.c
+++ b/components/net/sal/src/sal_socket.c
@@ -18,7 +18,7 @@
 #ifdef SAL_USING_TLS
 #include <sal_tls.h>
 #endif
-#include <sal.h>
+#include <sal_low_lvl.h>
 #include <netdev.h>
 
 #ifdef SAL_INTERNET_CHECK
diff --git a/documentation/sal/sal.md b/documentation/sal/sal.md
index 98af88554145db56b8a3e475be368144de1cabaf..e4a9a58e74a02ce162f3c258d02d47de920e92f9 100644
--- a/documentation/sal/sal.md
+++ b/documentation/sal/sal.md
@@ -719,7 +719,7 @@ The following is the access registration process implemented by AT Socket networ
 ```c
 #include <rtthread.h>
 #include <netdb.h>
-#include <sal.h>            /* SAL component structure holds the header file */
+#include <sal_low_lvl.h>            /* SAL component structure holds the header file */
 #include <at_socket.h>      /* AT Socket related header file */
 #include <af_inet.h>