diff --git a/src/ProjectTemplates/Web.Spa.ProjectTemplates/content/React-CSharp/ClientApp/.env b/src/ProjectTemplates/Web.Spa.ProjectTemplates/content/React-CSharp/ClientApp/.env
new file mode 100644
index 000000000000..6ce384e5cedb
--- /dev/null
+++ b/src/ProjectTemplates/Web.Spa.ProjectTemplates/content/React-CSharp/ClientApp/.env
@@ -0,0 +1 @@
+BROWSER=none
diff --git a/src/ProjectTemplates/Web.Spa.ProjectTemplates/content/ReactRedux-CSharp/ClientApp/.env b/src/ProjectTemplates/Web.Spa.ProjectTemplates/content/ReactRedux-CSharp/ClientApp/.env
new file mode 100644
index 000000000000..6ce384e5cedb
--- /dev/null
+++ b/src/ProjectTemplates/Web.Spa.ProjectTemplates/content/ReactRedux-CSharp/ClientApp/.env
@@ -0,0 +1 @@
+BROWSER=none