diff --git a/IDE/Espressif/ESP-IDF/README.md b/IDE/Espressif/ESP-IDF/README.md
index c7c6cd91e..24b06ddb5 100644
--- a/IDE/Espressif/ESP-IDF/README.md
+++ b/IDE/Espressif/ESP-IDF/README.md
@@ -16,8 +16,9 @@ Including the following examples:
 
     Note: This expects to use Linux version.
 
-## Setup
- 1. Run *setup.sh* to deploy files into ESP-IDF tree
+## Setup for Linux
+ 1. Run *setup.sh* at /path/to/wolfssl/IDE/Espressif/ESP-IDF/ to deploy files into ESP-IDF tree  
+    For Windows : Run *setup_win.bat* at \IDE\Espressif\ESP-IDF\
  2. Find Wolfssl files at /path/to/esp-idf/components/wolfssl/
  3. Find Example programs under /path/to/esp-idf/examples/protocols/wolfssl_xxx
  4. Uncomment out #define WOLFSSL_ESPIDF in /path/to/wolfssl/wolfssl/wolfcrypt/settings.h  
@@ -32,4 +33,8 @@ Including the following examples:
 ## Support
  For question please email [support@wolfssl.com]
 
- Note: This is tested with "Ubuntu 18.04.1 LTS" and ESP32-WROOM-32.
+ Note: This is tested with :  
+   - OS: Ubuntu 18.04.1 LTS and Microsoft Windows 10 Pro 10.0.19041  
+   - ESP-IDF: v4.1 and v4.0.1  
+   - Module : ESP32-WROOM-32
+
diff --git a/IDE/Espressif/ESP-IDF/examples/wolfssl_benchmark/sdkconfig.defaults b/IDE/Espressif/ESP-IDF/examples/wolfssl_benchmark/sdkconfig.defaults
index aa1a0ccc3..9a3430f01 100644
--- a/IDE/Espressif/ESP-IDF/examples/wolfssl_benchmark/sdkconfig.defaults
+++ b/IDE/Espressif/ESP-IDF/examples/wolfssl_benchmark/sdkconfig.defaults
@@ -1,5 +1,5 @@
 CONFIG_BENCH_ARGV="-lng 0"
-CONFIG_MAIN_TASK_STACK_SIZE=7000
+CONFIG_MAIN_TASK_STACK_SIZE=7500
 CONFIG_FREERTOS_HZ=1000
 CONFIG_TASK_WDT_CHECK_IDLE_TASK_CPU0=
 CONFIG_ESP32_DEFAULT_CPU_FREQ_240=y
diff --git a/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/include/wifi_connect.h b/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/include/wifi_connect.h
index 602b30f12..8212b30e3 100644
--- a/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/include/wifi_connect.h
+++ b/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/include/wifi_connect.h
@@ -24,7 +24,7 @@
 #include "esp_idf_version.h"
 #include "esp_log.h"
 #include "esp_wifi.h"
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
 #include "esp_event.h"
 #else
 #include "esp_event_loop.h"
diff --git a/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/wifi_connect.c b/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/wifi_connect.c
index 582f7acd5..f4758c6ec 100644
--- a/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/wifi_connect.c
+++ b/IDE/Espressif/ESP-IDF/examples/wolfssl_client/main/wifi_connect.c
@@ -27,7 +27,7 @@
 #include "lwip/netdb.h"
 #include "lwip/apps/sntp.h"
 #include "nvs_flash.h"
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
 #include "protocol_examples_common.h"
 #endif
 
@@ -53,7 +53,8 @@ static void set_time()
     char strftime_buf[64];
     /* please update the time if seeing unknown failure. */
     /* this could cause TLS communication failure due to time expiration */
-    utctime.tv_sec = 1567125910; /* dummy time: Fri Aug 30 09:45:00 2019 */
+    /* incleasing 31536000 seconds is close to spend 356 days.           */
+    utctime.tv_sec = 1598661910; /* dummy time: Fri Aug 29 09:45:00 2020 */
     utctime.tv_usec = 0;
     tz.tz_minuteswest = 0;
     tz.tz_dsttime = 0;
@@ -122,11 +123,14 @@ void app_main(void)
     ESP_ERROR_CHECK(nvs_flash_init());
 
     ESP_LOGI(TAG, "Initialize wifi");
-    /* TCP/IP adapter initialization */
+#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+    esp_netif_init();
+#else
     tcpip_adapter_init();
+#endif
 
     /* */
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
     (void) wifi_event_handler;
    ESP_ERROR_CHECK(esp_event_loop_create_default());
    /* This helper function configures Wi-Fi or Ethernet, as selected in menuconfig.
diff --git a/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/include/wifi_connect.h b/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/include/wifi_connect.h
index a8769dc07..948173572 100644
--- a/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/include/wifi_connect.h
+++ b/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/include/wifi_connect.h
@@ -24,7 +24,7 @@
 #include "esp_idf_version.h"
 #include "esp_log.h"
 #include "esp_wifi.h"
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
 #include "esp_event.h"
 #else
 #include "esp_event_loop.h"
diff --git a/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/wifi_connect.c b/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/wifi_connect.c
index a699eb336..3848fbfe9 100644
--- a/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/wifi_connect.c
+++ b/IDE/Espressif/ESP-IDF/examples/wolfssl_server/main/wifi_connect.c
@@ -27,7 +27,7 @@
 #include "lwip/netdb.h"
 #include "lwip/apps/sntp.h"
 #include "nvs_flash.h"
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
 #include "protocol_examples_common.h"
 #endif
 
@@ -50,7 +50,8 @@ static void set_time()
     char strftime_buf[64];
     /* please update the time if seeing unknown failure. */
     /* this could cause TLS communication failure due to time expiration */
-    utctime.tv_sec = 1567125910; /* dummy time: Fri Aug 30 09:45:00 2019 */
+    /* incleasing 31536000 seconds is close to spend 356 days.           */
+    utctime.tv_sec = 1598661910; /* dummy time: Fri Aug 29 09:45:00 2020 */
     utctime.tv_usec = 0;
     tz.tz_minuteswest = 0;
     tz.tz_dsttime = 0;
@@ -98,7 +99,7 @@ static esp_err_t wifi_event_handler(void *ctx, system_event_t *event)
         esp_wifi_connect();
         break;
     case SYSTEM_EVENT_STA_GOT_IP:
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
         ESP_LOGI(TAG, "got ip:" IPSTR "\n",
                  IP2STR(&event->event_info.got_ip.ip_info.ip));
 #else
@@ -131,7 +132,7 @@ void app_main(void)
     tcpip_adapter_init();
 #endif
     /* */
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
     (void) wifi_event_handler;
    ESP_ERROR_CHECK(esp_event_loop_create_default());
    /* This helper function configures Wi-Fi or Ethernet, as selected in menuconfig.
diff --git a/IDE/Espressif/ESP-IDF/examples/wolfssl_test/sdkconfig.defaults b/IDE/Espressif/ESP-IDF/examples/wolfssl_test/sdkconfig.defaults
index ddecf6c3c..54d7b03da 100644
--- a/IDE/Espressif/ESP-IDF/examples/wolfssl_test/sdkconfig.defaults
+++ b/IDE/Espressif/ESP-IDF/examples/wolfssl_test/sdkconfig.defaults
@@ -1,2 +1,2 @@
-CONFIG_MAIN_TASK_STACK_SIZE=9000
+CONFIG_MAIN_TASK_STACK_SIZE=10000
 CONFIG_TASK_WDT_CHECK_IDLE_TASK_CPU0=
diff --git a/IDE/Espressif/ESP-IDF/setup_win.bat b/IDE/Espressif/ESP-IDF/setup_win.bat
new file mode 100644
index 000000000..adbf55b86
--- /dev/null
+++ b/IDE/Espressif/ESP-IDF/setup_win.bat
@@ -0,0 +1,73 @@
+@echo off
+REM Expect the script at /path/to/wolfssl/IDE/Espressif/ESP-IDF/
+
+if NOT EXIST "setup.sh" ( 
+  echo "Please run this script at /path/to/wolfssl/IDE/Espressif/ESP-IDF/
+  goto exit
+)
+
+if "%IDF_PATH%" == "" (
+  echo "Please launch the script from ESP-IDF command prompt."
+  goto exit
+)
+
+set SCRIPTDIR=%CD%
+set BASEDIR=%SCRIPTDIR%\..\..\..\
+set WOLFSSL_ESPIDFDIR=%BASEDIR%\IDE\Espressif\ESP-IDF
+set WOLFSSLLIB_TRG_DIR=%IDF_PATH%\components\wolfssl
+set WOLFSSLEXP_TRG_DIR=%IDF_PATH%\examples\protocols
+
+echo Copy files into $IDF_PATH%
+rem Remove/Create directories
+rmdir /S/Q %WOLFSSLLIB_TRG_DIR%
+mkdir      %WOLFSSLLIB_TRG_DIR%
+mkdir      %WOLFSSLLIB_TRG_DIR%\src
+mkdir      %WOLFSSLLIB_TRG_DIR%\wolfcrypt\src
+mkdir      %WOLFSSLLIB_TRG_DIR%\wolfssl
+mkdir      %WOLFSSLLIB_TRG_DIR%\test
+mkdir      %WOLFSSLLIB_TRG_DIR%\include
+
+rem copying ... files in src/ into $WOLFSSLLIB_TRG_DIR%/src
+xcopy /Y/Q %BASEDIR%\src\*.c %WOLFSSLLIB_TRG_DIR%\src\
+xcopy /Y/Q %BASEDIR%\wolfcrypt\src\*.c %WOLFSSLLIB_TRG_DIR%\wolfcrypt\src
+xcopy /Y/Q %BASEDIR%\wolfcrypt\src\*.i %WOLFSSLLIB_TRG_DIR%\wolfcrypt\src
+xcopy /E/Y/Q %BASEDIR%\wolfcrypt\src\port %WOLFSSLLIB_TRG_DIR%\wolfcrypt\src\port\
+xcopy /E/Y/Q %BASEDIR%\wolfcrypt\test\ %WOLFSSLLIB_TRG_DIR%\wolfcrypt\test\
+xcopy /E/Y/Q %BASEDIR%\wolfcrypt\benchmark\ %WOLFSSLLIB_TRG_DIR%\wolfcrypt\benchmark\
+xcopy /Y/Q %BASEDIR%\wolfssl\*.h %WOLFSSLLIB_TRG_DIR%\wolfssl\
+xcopy /E/Y/Q %BASEDIR%\wolfssl\wolfcrypt\ %WOLFSSLLIB_TRG_DIR%\wolfssl\wolfcrypt\
+
+rem user_settings.h
+xcopy /F/Q %WOLFSSL_ESPIDFDIR%\user_settings.h %WOLFSSLLIB_TRG_DIR%\include\
+echo F |xcopy /F/Q %WOLFSSL_ESPIDFDIR%\dummy_config_h %WOLFSSLLIB_TRG_DIR%\include\config.h
+
+rem unit test app
+xcopy /E/Y/Q %WOLFSSL_ESPIDFDIR%\test %WOLFSSLLIB_TRG_DIR%\test\
+xcopy /F/Q   %WOLFSSL_ESPIDFDIR%\libs\CMakeLists.txt %WOLFSSLLIB_TRG_DIR%\
+xcopy /F/Q   %WOLFSSL_ESPIDFDIR%\libs\component.mk   %WOLFSSLLIB_TRG_DIR%\
+
+rem Benchmark program
+rmdir /S/Q %WOLFSSLEXP_TRG_DIR%\wolfssl_benchmark\
+mkdir      %WOLFSSLEXP_TRG_DIR%\wolfssl_benchmark\main\
+xcopy /F/Q %BASEDIR%\wolfcrypt\benchmark\benchmark.c %WOLFSSLEXP_TRG_DIR%\wolfssl_benchmark\main\
+xcopy /E/F/Q %WOLFSSL_ESPIDFDIR%\examples\wolfssl_benchmark %WOLFSSLEXP_TRG_DIR%\wolfssl_benchmark\
+
+rem Crypt Test program
+rmdir /S/Q %WOLFSSLEXP_TRG_DIR%\wolfssl_test\
+mkdir      %WOLFSSLEXP_TRG_DIR%\wolfssl_test\main\
+xcopy /F/Q %BASEDIR%\wolfcrypt\test\test.c %WOLFSSLEXP_TRG_DIR%\wolfssl_test\main\
+xcopy /E/F/Q %WOLFSSL_ESPIDFDIR%\examples\wolfssl_test %WOLFSSLEXP_TRG_DIR%\wolfssl_test\
+
+rem TLS Client program
+rmdir /S/Q %WOLFSSLEXP_TRG_DIR%\wolfssl_client\
+mkdir      %WOLFSSLEXP_TRG_DIR%\wolfssl_client\main\
+xcopy /E/F/Q %WOLFSSL_ESPIDFDIR%\examples\wolfssl_client %WOLFSSLEXP_TRG_DIR%\wolfssl_client\
+
+rem TLS Server program
+rmdir /S/Q %WOLFSSLEXP_TRG_DIR%\wolfssl_server\
+mkdir      %WOLFSSLEXP_TRG_DIR%\wolfssl_server\main\
+xcopy /E/F/Q %WOLFSSL_ESPIDFDIR%\examples\wolfssl_server %WOLFSSLEXP_TRG_DIR%\wolfssl_server\
+
+:exit
+ echo completed
+
diff --git a/IDE/Espressif/ESP-IDF/test/CMakeLists.txt b/IDE/Espressif/ESP-IDF/test/CMakeLists.txt
index e0ca89b43..a514e9b2e 100644
--- a/IDE/Espressif/ESP-IDF/test/CMakeLists.txt
+++ b/IDE/Espressif/ESP-IDF/test/CMakeLists.txt
@@ -1,3 +1,5 @@
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DNO_MAIN_DRIVER -DWOLFSSL_USER_SETTINGS")
+
 set(COMPONENT_SRCDIRS ".")
 set(COMPONENT_ADD_INCLUDEDIRS ".")
 
diff --git a/IDE/Espressif/ESP-IDF/test/README.md b/IDE/Espressif/ESP-IDF/test/README.md
index 43c50bb89..7b32de6e9 100644
--- a/IDE/Espressif/ESP-IDF/test/README.md
+++ b/IDE/Espressif/ESP-IDF/test/README.md
@@ -5,7 +5,7 @@ The test contains of wolfSSL unit-test app on Unity.
 When you want to run the app  
 1. Copy *test.c* file at /path/to/esp-idf/components/wolfssl/wolfcrypt/test/ folder to the  wolfssl/test folder  
 2. Go to /esp-idf/tools/unit-test-app/ folder  
-3. "make menuconfig" to configure unit test app.  
-4. "make TEST_COMPONENTS=wolfssl" to build wolfssl unit test app.  
+3. "idf.py menuconfig" to configure unit test app.  
+4. "idf.py -T wolfssl build" to build wolfssl unit test app.  
 
 See [https://docs.espressif.com/projects/esp-idf/en/latest/api-guides/unit-tests.html] for more information about unit test app.
diff --git a/IDE/include.am b/IDE/include.am
index 7b4870810..5af057d6b 100644
--- a/IDE/include.am
+++ b/IDE/include.am
@@ -36,3 +36,4 @@ include IDE/XilinxSDK/include.am
 
 EXTRA_DIST+= IDE/IAR-EWARM IDE/MDK-ARM IDE/MDK5-ARM IDE/MYSQL IDE/LPCXPRESSO IDE/HEXIWEAR IDE/Espressif IDE/zephyr
 EXTRA_DIST+= IDE/OPENSTM32/README.md
+EXTRA_DIST+= IDE/Espressif/ESP-IDF/setup_win.bat
diff --git a/wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h b/wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h
index 0e342db3a..526249821 100644
--- a/wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h
+++ b/wolfssl/wolfcrypt/port/Espressif/esp32-crypt.h
@@ -39,7 +39,7 @@
 #include "soc/hwcrypto_reg.h"
 #include "soc/cpu.h"
 #include "driver/periph_ctrl.h"
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
 #include <esp32/rom/ets_sys.h>
 #else
 #include <rom/ets_sys.h>
@@ -55,7 +55,7 @@ int esp_CryptHwMutexUnLock(wolfSSL_Mutex* mutex);
 
 #ifndef NO_AES
 
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
 #include "esp32/rom/aes.h"
 #else
 #include "rom/aes.h"
@@ -89,7 +89,7 @@ uint64_t  wc_esp32elapsedTime();
 
 /* RAW hash function APIs are not implemented with esp32 hardware acceleration*/
 #define WOLFSSL_NO_HASH_RAW
-#if ESP_IDF_VERSION_MAJOR >= 4 && ESP_IDF_VERSION_MINOR >= 1
+#if ESP_IDF_VERSION_MAJOR >= 4
 #include "esp32/rom/sha.h"
 #else
 #include "rom/sha.h"