diff --git a/test/e2e/__snapshots__/api.test.js.snap.webpack4 b/test/e2e/__snapshots__/api.test.js.snap.webpack4
index 0526fa3414..a1232bf8dc 100644
--- a/test/e2e/__snapshots__/api.test.js.snap.webpack4
+++ b/test/e2e/__snapshots__/api.test.js.snap.webpack4
@@ -214,7 +214,6 @@ exports[`API latest async API should work and allow to rerun dev server multiple
 
 exports[`API latest async API should work when using configured manually: console messages 1`] = `
 Array [
-  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "[webpack-dev-server] Hot Module Replacement enabled.",
   "Hey.",
diff --git a/test/e2e/__snapshots__/api.test.js.snap.webpack5 b/test/e2e/__snapshots__/api.test.js.snap.webpack5
index 0526fa3414..a1232bf8dc 100644
--- a/test/e2e/__snapshots__/api.test.js.snap.webpack5
+++ b/test/e2e/__snapshots__/api.test.js.snap.webpack5
@@ -214,7 +214,6 @@ exports[`API latest async API should work and allow to rerun dev server multiple
 
 exports[`API latest async API should work when using configured manually: console messages 1`] = `
 Array [
-  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "[webpack-dev-server] Hot Module Replacement enabled.",
   "Hey.",
diff --git a/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack4 b/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack4
index 50391eb34e..57e6b7b945 100644
--- a/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack4
+++ b/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack4
@@ -52,6 +52,7 @@ exports[`Built in routes with simple config should handle GET request to magic a
 
 exports[`Built in routes with simple config should handle GET request to magic async html: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hey.",
   "[webpack-dev-server] Hot Module Replacement enabled.",
diff --git a/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack5 b/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack5
index 57b5861444..94f048bf45 100644
--- a/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack5
+++ b/test/e2e/__snapshots__/built-in-routes.test.js.snap.webpack5
@@ -52,6 +52,7 @@ exports[`Built in routes with simple config should handle GET request to magic a
 
 exports[`Built in routes with simple config should handle GET request to magic async html: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hey.",
   "[webpack-dev-server] Hot Module Replacement enabled.",
diff --git a/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack4 b/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack4
index 1daf8c6fca..3526698046 100644
--- a/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack4
+++ b/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack4
@@ -2,6 +2,7 @@
 
 exports[`multi compiler should work with one web target configuration and do nothing: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hey.",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -13,6 +14,7 @@ exports[`multi compiler should work with one web target configuration and do not
 
 exports[`multi compiler should work with universal configuration and do nothing: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hello from the browser",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -24,6 +26,7 @@ exports[`multi compiler should work with universal configuration and do nothing:
 
 exports[`multi compiler should work with universal configuration when hot and live reloads are enabled, and do hot reload for browser compiler by default when browser entry changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hello from the browser",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -35,6 +38,7 @@ Array [
   "[HMR] Error: Aborted because ./browser.js is not accepted
 Update propagation: ./browser.js -> 0
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hello from the browser",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -46,6 +50,7 @@ exports[`multi compiler should work with universal configuration when hot and li
 
 exports[`multi compiler should work with universal configuration when only hot reload is enabled, and do hot reload for browser compiler when browser entry changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hello from the browser",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -68,10 +73,12 @@ exports[`multi compiler should work with universal configuration when only hot r
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing browser and server entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -79,10 +86,12 @@ Array [
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing browser and server entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -94,10 +103,12 @@ exports[`multi compiler should work with universal configuration when only live
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing server and browser entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -105,10 +116,12 @@ Array [
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing server and browser entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -120,6 +133,7 @@ exports[`multi compiler should work with universal configuration when only live
 
 exports[`multi compiler should work with web target configurations and do nothing: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -129,6 +143,7 @@ Array [
 
 exports[`multi compiler should work with web target configurations and do nothing: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -142,6 +157,7 @@ exports[`multi compiler should work with web target configurations and do nothin
 
 exports[`multi compiler should work with web target configurations when hot and live reloads are enabled, and do hot reload by default when changing own entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -153,6 +169,7 @@ Array [
   "[HMR] Error: Aborted because ./one.js is not accepted
 Update propagation: ./one.js -> 0
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -162,6 +179,7 @@ Update propagation: ./one.js -> 0
 
 exports[`multi compiler should work with web target configurations when hot and live reloads are enabled, and do hot reload by default when changing own entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -173,6 +191,7 @@ Array [
   "[HMR] Error: Aborted because ./two.js is not accepted
 Update propagation: ./two.js -> 0
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -186,6 +205,7 @@ exports[`multi compiler should work with web target configurations when hot and
 
 exports[`multi compiler should work with web target configurations when only hot reload is enabled, and do hot reload when changing own entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -196,6 +216,7 @@ Array [
   "[HMR] Error: Aborted because ./one.js is not accepted
 Update propagation: ./one.js -> 0
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -204,6 +225,7 @@ Update propagation: ./one.js -> 0
 
 exports[`multi compiler should work with web target configurations when only hot reload is enabled, and do hot reload when changing own entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -214,6 +236,7 @@ Array [
   "[HMR] Error: Aborted because ./two.js is not accepted
 Update propagation: ./two.js -> 0
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -226,10 +249,12 @@ exports[`multi compiler should work with web target configurations when only hot
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled and do live reload when changing other entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -237,10 +262,12 @@ Array [
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled and do live reload when changing other entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -252,10 +279,12 @@ exports[`multi compiler should work with web target configurations when only liv
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled, and do live reload when changing own entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -263,10 +292,12 @@ Array [
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled, and do live reload when changing own entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
diff --git a/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack5 b/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack5
index ca63857c9e..bd068b45ba 100644
--- a/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack5
+++ b/test/e2e/__snapshots__/multi-compiler.test.js.snap.webpack5
@@ -2,6 +2,7 @@
 
 exports[`multi compiler should work with one web target configuration and do nothing: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hey.",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -13,6 +14,7 @@ exports[`multi compiler should work with one web target configuration and do not
 
 exports[`multi compiler should work with universal configuration and do nothing: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hello from the browser",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -46,6 +48,7 @@ exports[`multi compiler should work with universal configuration when hot and li
 
 exports[`multi compiler should work with universal configuration when only hot reload is enabled, and do hot reload for browser compiler when browser entry changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "Hello from the browser",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -72,10 +75,12 @@ exports[`multi compiler should work with universal configuration when only hot r
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing browser and server entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -83,10 +88,12 @@ Array [
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing browser and server entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -98,10 +105,12 @@ exports[`multi compiler should work with universal configuration when only live
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing server and browser entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -109,10 +118,12 @@ Array [
 
 exports[`multi compiler should work with universal configuration when only live reload is enabled, and do live reload for browser compiler when changing server and browser entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hello from the browser",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -124,6 +135,7 @@ exports[`multi compiler should work with universal configuration when only live
 
 exports[`multi compiler should work with web target configurations and do nothing: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -133,6 +145,7 @@ Array [
 
 exports[`multi compiler should work with web target configurations and do nothing: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -146,6 +159,7 @@ exports[`multi compiler should work with web target configurations and do nothin
 
 exports[`multi compiler should work with web target configurations when hot and live reloads are enabled, and do hot reload by default when changing own entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -157,6 +171,7 @@ Array [
   "[HMR] Error: Aborted because ./one.js is not accepted
 Update propagation: ./one.js
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -166,6 +181,7 @@ Update propagation: ./one.js
 
 exports[`multi compiler should work with web target configurations when hot and live reloads are enabled, and do hot reload by default when changing own entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -177,6 +193,7 @@ Array [
   "[HMR] Error: Aborted because ./two.js is not accepted
 Update propagation: ./two.js
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "two",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -190,6 +207,7 @@ exports[`multi compiler should work with web target configurations when hot and
 
 exports[`multi compiler should work with web target configurations when only hot reload is enabled, and do hot reload when changing own entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -200,6 +218,7 @@ Array [
   "[HMR] Error: Aborted because ./one.js is not accepted
 Update propagation: ./one.js
     <stack>",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "[HMR] Waiting for update signal from WDS...",
   "one",
   "[webpack-dev-server] Hot Module Replacement enabled.",
@@ -230,10 +249,12 @@ exports[`multi compiler should work with web target configurations when only hot
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled and do live reload when changing other entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -241,10 +262,12 @@ Array [
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled and do live reload when changing other entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -256,10 +279,12 @@ exports[`multi compiler should work with web target configurations when only liv
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled, and do live reload when changing own entries: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "one",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
@@ -267,10 +292,12 @@ Array [
 
 exports[`multi compiler should work with web target configurations when only live reload is enabled, and do live reload when changing own entries: console messages 2`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
   "[webpack-dev-server] App updated. Recompiling...",
   "[webpack-dev-server] App updated. Reloading...",
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "two",
   "[webpack-dev-server] Live Reloading enabled.",
 ]
diff --git a/test/e2e/__snapshots__/watch-files.test.js.snap.webpack4 b/test/e2e/__snapshots__/watch-files.test.js.snap.webpack4
index 8936bb5991..76a4cbfa17 100644
--- a/test/e2e/__snapshots__/watch-files.test.js.snap.webpack4
+++ b/test/e2e/__snapshots__/watch-files.test.js.snap.webpack4
@@ -302,6 +302,7 @@ exports[`watchFiles option should work with string and path to directory should
 
 exports[`watchFiles option should work with string and path to file should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
diff --git a/test/e2e/__snapshots__/watch-files.test.js.snap.webpack5 b/test/e2e/__snapshots__/watch-files.test.js.snap.webpack5
index 8936bb5991..bd9e3fb1d2 100644
--- a/test/e2e/__snapshots__/watch-files.test.js.snap.webpack5
+++ b/test/e2e/__snapshots__/watch-files.test.js.snap.webpack5
@@ -2,6 +2,7 @@
 
 exports[`watchFiles option should not crash if file doesn't exist should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -12,6 +13,7 @@ exports[`watchFiles option should not crash if file doesn't exist should reload
 
 exports[`watchFiles option should work with array config should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -22,6 +24,7 @@ exports[`watchFiles option should work with array config should reload when file
 
 exports[`watchFiles option should work with object with multiple paths should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -32,6 +35,7 @@ exports[`watchFiles option should work with object with multiple paths should re
 
 exports[`watchFiles option should work with object with single path should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -56,6 +60,7 @@ Object {
 
 exports[`watchFiles option should work with options {"interval":400,"poll":200} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -80,6 +85,7 @@ Object {
 
 exports[`watchFiles option should work with options {"poll":200} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -104,6 +110,7 @@ Object {
 
 exports[`watchFiles option should work with options {"poll":true} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -128,6 +135,7 @@ Object {
 
 exports[`watchFiles option should work with options {"usePolling":false,"interval":200,"poll":400} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -152,6 +160,7 @@ Object {
 
 exports[`watchFiles option should work with options {"usePolling":false,"poll":200} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -176,6 +185,7 @@ Object {
 
 exports[`watchFiles option should work with options {"usePolling":false,"poll":true} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -200,6 +210,7 @@ Object {
 
 exports[`watchFiles option should work with options {"usePolling":false} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -224,6 +235,7 @@ Object {
 
 exports[`watchFiles option should work with options {"usePolling":true,"interval":200,"poll":400} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -248,6 +260,7 @@ Object {
 
 exports[`watchFiles option should work with options {"usePolling":true,"poll":200} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -272,6 +285,7 @@ Object {
 
 exports[`watchFiles option should work with options {"usePolling":true} should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -282,6 +296,7 @@ exports[`watchFiles option should work with options {"usePolling":true} should r
 
 exports[`watchFiles option should work with string and glob should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -292,6 +307,7 @@ exports[`watchFiles option should work with string and glob should reload when f
 
 exports[`watchFiles option should work with string and path to directory should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;
@@ -302,6 +318,7 @@ exports[`watchFiles option should work with string and path to directory should
 
 exports[`watchFiles option should work with string and path to file should reload when file content is changed: console messages 1`] = `
 Array [
+  "[webpack-dev-server] Overlay is enabled for both errors and warnings.",
   "Hey.",
 ]
 `;