diff --git a/apps/browser/config/base.json b/apps/browser/config/base.json
index 8a3ccc14d3c..6c428c43d26 100644
--- a/apps/browser/config/base.json
+++ b/apps/browser/config/base.json
@@ -1,5 +1,5 @@
 {
-  "dev_flags": {},
+  "devFlags": {},
   "flags": {
     "showPasswordless": true,
     "enableCipherKeyEncryption": false,
diff --git a/apps/browser/config/development.json b/apps/browser/config/development.json
index aba10eb25b2..e0925ebecc9 100644
--- a/apps/browser/config/development.json
+++ b/apps/browser/config/development.json
@@ -2,7 +2,8 @@
   "devFlags": {
     "managedEnvironment": {
       "base": "https://localhost:8080"
-    }
+    },
+    "skipWelcomeOnInstall": true
   },
   "flags": {
     "showPasswordless": true,
diff --git a/apps/browser/src/background/runtime.background.ts b/apps/browser/src/background/runtime.background.ts
index d8f3cf840fd..1db32659d27 100644
--- a/apps/browser/src/background/runtime.background.ts
+++ b/apps/browser/src/background/runtime.background.ts
@@ -8,6 +8,7 @@ import { ConfigService } from "@bitwarden/common/platform/abstractions/config/co
 import { LogService } from "@bitwarden/common/platform/abstractions/log.service";
 import { MessagingService } from "@bitwarden/common/platform/abstractions/messaging.service";
 import { SystemService } from "@bitwarden/common/platform/abstractions/system.service";
+import { devFlagEnabled } from "@bitwarden/common/platform/misc/flags";
 import { Utils } from "@bitwarden/common/platform/misc/utils";
 import { CipherType } from "@bitwarden/common/vault/enums";
 
@@ -324,9 +325,10 @@ export default class RuntimeBackground {
 
       if (this.onInstalledReason != null) {
         if (this.onInstalledReason === "install") {
-          // FIXME: Verify that this floating promise is intentional. If it is, add an explanatory comment and ensure there is proper error handling.
-          // eslint-disable-next-line @typescript-eslint/no-floating-promises
-          BrowserApi.createNewTab("https://bitwarden.com/browser-start/");
+          if (!devFlagEnabled("skipWelcomeOnInstall")) {
+            void BrowserApi.createNewTab("https://bitwarden.com/browser-start/");
+          }
+
           await this.autofillSettingsService.setInlineMenuVisibility(
             AutofillOverlayVisibility.OnFieldFocus,
           );
diff --git a/apps/desktop/config/base.json b/apps/desktop/config/base.json
index cb408a87d87..1f4f624dc8a 100644
--- a/apps/desktop/config/base.json
+++ b/apps/desktop/config/base.json
@@ -1,5 +1,5 @@
 {
-  "dev_flags": {},
+  "devFlags": {},
   "flags": {
     "multithreadDecryption": false,
     "enableCipherKeyEncryption": false
diff --git a/libs/common/src/platform/misc/flags.ts b/libs/common/src/platform/misc/flags.ts
index cc463b1060a..e0089a5451a 100644
--- a/libs/common/src/platform/misc/flags.ts
+++ b/libs/common/src/platform/misc/flags.ts
@@ -10,6 +10,7 @@ export type SharedFlags = {
 // eslint-disable-next-line @typescript-eslint/ban-types
 export type SharedDevFlags = {
   noopNotifications: boolean;
+  skipWelcomeOnInstall: boolean;
 };
 
 function getFlags<T>(envFlags: string | T): T {