diff --git a/libraries/ESP8266WiFi/examples/WiFiClient/WiFiClient.ino b/libraries/ESP8266WiFi/examples/WiFiClient/WiFiClient.ino
index d3cc2fe7ad..111ed05b17 100644
--- a/libraries/ESP8266WiFi/examples/WiFiClient/WiFiClient.ino
+++ b/libraries/ESP8266WiFi/examples/WiFiClient/WiFiClient.ino
@@ -13,7 +13,6 @@ const uint16_t port = 17;
 
 void setup() {
   Serial.begin(115200);
-  delay(10);
 
   // We start by connecting to a WiFi network
 
diff --git a/libraries/ESP8266WiFi/examples/WiFiClientBasic/WiFiClientBasic.ino b/libraries/ESP8266WiFi/examples/WiFiClientBasic/WiFiClientBasic.ino
index 508b069095..056958c8c7 100644
--- a/libraries/ESP8266WiFi/examples/WiFiClientBasic/WiFiClientBasic.ino
+++ b/libraries/ESP8266WiFi/examples/WiFiClientBasic/WiFiClientBasic.ino
@@ -17,7 +17,6 @@ ESP8266WiFiMulti WiFiMulti;
 
 void setup() {
   Serial.begin(115200);
-  delay(10);
 
   // We start by connecting to a WiFi network
   WiFi.mode(WIFI_STA);
diff --git a/libraries/ESP8266WiFi/examples/WiFiHTTPSServer/WiFiHTTPSServer.ino b/libraries/ESP8266WiFi/examples/WiFiHTTPSServer/WiFiHTTPSServer.ino
index 4b16360362..2e3034bd21 100644
--- a/libraries/ESP8266WiFi/examples/WiFiHTTPSServer/WiFiHTTPSServer.ino
+++ b/libraries/ESP8266WiFi/examples/WiFiHTTPSServer/WiFiHTTPSServer.ino
@@ -114,7 +114,6 @@ WiFiServerSecure server(443);
 
 void setup() {
   Serial.begin(115200);
-  delay(10);
 
   // prepare GPIO2
   pinMode(2, OUTPUT);
diff --git a/libraries/ESP8266WiFi/examples/WiFiMulti/WiFiMulti.ino b/libraries/ESP8266WiFi/examples/WiFiMulti/WiFiMulti.ino
index 858fb7b3c1..bd80b8eb29 100644
--- a/libraries/ESP8266WiFi/examples/WiFiMulti/WiFiMulti.ino
+++ b/libraries/ESP8266WiFi/examples/WiFiMulti/WiFiMulti.ino
@@ -10,7 +10,6 @@ ESP8266WiFiMulti wifiMulti;
 
 void setup() {
   Serial.begin(115200);
-  delay(10);
 
   WiFi.mode(WIFI_STA);
   wifiMulti.addAP("ssid_from_AP_1", "your_password_for_AP_1");
diff --git a/libraries/ESP8266WiFi/examples/WiFiWebServer/WiFiWebServer.ino b/libraries/ESP8266WiFi/examples/WiFiWebServer/WiFiWebServer.ino
index 00de6eb56c..fb052f1711 100644
--- a/libraries/ESP8266WiFi/examples/WiFiWebServer/WiFiWebServer.ino
+++ b/libraries/ESP8266WiFi/examples/WiFiWebServer/WiFiWebServer.ino
@@ -18,7 +18,6 @@ WiFiServer server(80);
 
 void setup() {
   Serial.begin(115200);
-  delay(10);
 
   // prepare GPIO2
   pinMode(2, OUTPUT);