diff --git a/scripts/test-e2e-local.js b/scripts/test-e2e-local.js
index e1bc00433fe..a6a891df5ac 100644
--- a/scripts/test-e2e-local.js
+++ b/scripts/test-e2e-local.js
@@ -78,6 +78,7 @@ if (argv.target === 'RNTester') {
   // FIXME: make sure that the commands retains colors
   // (--ansi) doesn't always work
   // see also https://github.com/shelljs/shelljs/issues/86
+  pushd('packages/rn-tester');
 
   if (argv.platform === 'iOS') {
     console.info(
@@ -91,19 +92,17 @@ if (argv.target === 'RNTester') {
     // in your local setup - also: if I'm on release branch, I pick the
     // hermes ref from the hermes ref file (see hermes-engine.podspec)
     exec(
-      `cd packages/rn-tester && USE_HERMES=${
+      `USE_HERMES=${
         argv.hermes ? 1 : 0
       } CI=${onReleaseBranch} RCT_NEW_ARCH_ENABLED=1 bundle exec pod install --ansi`,
     );
 
     // if everything succeeded so far, we can launch Metro and the app
     // start the Metro server in a separate window
-    launchPackagerInSeparateWindow();
+    launchPackagerInSeparateWindow(pwd());
 
     // launch the app on iOS simulator
-    pushd('packages/rn-tester');
     exec('npx react-native run-ios --scheme RNTester --simulator "iPhone 14"');
-    popd();
   } else {
     // we do the android path here
 
@@ -115,7 +114,7 @@ if (argv.target === 'RNTester') {
       } version of RNTester Android with the new Architecture enabled`,
     );
     exec(
-      `./gradlew :packages:rn-tester:android:app:${
+      `../../gradlew :packages:rn-tester:android:app:${
         argv.hermes ? 'installHermesDebug' : 'installJscDebug'
       } --quiet`,
     );
@@ -126,7 +125,7 @@ if (argv.target === 'RNTester') {
 
     // if everything succeeded so far, we can launch Metro and the app
     // start the Metro server in a separate window
-    launchPackagerInSeparateWindow();
+    launchPackagerInSeparateWindow(pwd());
 
     // launch the app
     exec(
@@ -136,6 +135,7 @@ if (argv.target === 'RNTester') {
     // just to make sure that the Android up won't have troubles finding the Metro server
     exec('adb reverse tcp:8081 tcp:8081');
   }
+  popd();
 } else {
   console.info("We're going to test a fresh new RN project");
 
diff --git a/scripts/test-manual-e2e.sh b/scripts/test-manual-e2e.sh
deleted file mode 100755
index 7e08c8050f4..00000000000
--- a/scripts/test-manual-e2e.sh
+++ /dev/null
@@ -1,237 +0,0 @@
-#!/bin/bash
-# Copyright (c) Meta Platforms, Inc. and affiliates.
-#
-# This source code is licensed under the MIT license found in the
-# LICENSE file in the root directory of this source tree.
-
-RED="\033[0;31m"
-GREEN="\033[0;32m"
-BLUE="\033[0;35m"
-ENDCOLOR="\033[0m"
-
-error() {
-    echo -e "$RED""$*""$ENDCOLOR"
-    popd >/dev/null || exit
-    exit 1
-}
-
-success() {
-    echo -e "$GREEN""$*""$ENDCOLOR"
-}
-
-info() {
-    echo -e "$BLUE""$*""$ENDCOLOR"
-}
-
-# Ensures commands are executed from the repo root folder
-dir_absolute_path=$( cd "$(dirname "${BASH_SOURCE[0]}")" || exit ; pwd -P )
-pushd "$dir_absolute_path/../" >/dev/null || exit
-
-repo_root=$(pwd)
-selected_platform=""
-selected_vm=""
-PACKAGE_VERSION=""
-
-test_android(){
-    if [ "$1" == "1" ]; then
-        test_android_hermes
-    elif [ "$1" == "2" ]; then
-        test_android_jsc
-    fi
-}
-
-generate_maven_artifacts(){
-    rm -rf android
-    ./gradlew :ReactAndroid:installArchives || error "Couldn't generate React Native Maven artifacts"
-    ./gradlew :ReactAndroid:hermes-engine:installArchives || error "Couldn't generate Hermes Engine Maven artifacts"
-
-    success "Generated artifacts for Maven"
-}
-
-test_android_hermes(){
-    ./gradlew :packages:rn-tester:android:app:installHermesDebug || error "Couldn't build RNTester Android"
-
-    info "Press any key to run RNTester on Android with Hermes enabled"
-    info ""
-    read -r -n 1
-    adb shell am start -n com.facebook.react.uiapp/.RNTesterActivity
-}
-
-test_android_jsc(){
-    ./gradlew :packages:rn-tester:android:app:installJscDebug || error "Couldn't build RNTester Android"
-
-    info "Press any key to run RNTester in an already running Android emulator/device"
-    info ""
-    read -r -n 1
-    adb shell am start -n com.facebook.react.uiapp/.RNTesterActivity
-}
-
-test_ios(){
-    if [ "$1" == "1" ]; then
-        test_ios_hermes
-    elif [ "$1" == "2" ]; then
-        test_ios_jsc
-    fi
-}
-
-test_ios_hermes(){
-    success "About to test iOS Hermes... "
-    success "Installing CocoaPods dependencies..."
-    rm -rf packages/rn-tester/Pods
-    (cd packages/rn-tester && USE_HERMES=1 bundle exec pod install)
-
-    info "Press any key to open the workspace in Xcode, then build and test manually."
-    info ""
-    read -r -n 1
-
-    open "packages/rn-tester/RNTesterPods.xcworkspace"
-}
-
-test_ios_jsc(){
-    success "About to test iOS JSC... "
-    success "Installing CocoaPods dependencies..."
-    rm -rf packages/rn-tester/Pods
-    (cd packages/rn-tester && USE_HERMES=0 bundle exec pod install)
-
-    info "Press any key to open the workspace in Xcode, then build and test manually."
-    info ""
-    read -r -n 1
-
-    open "packages/rn-tester/RNTesterPods.xcworkspace"
-}
-
-kill_packagers(){
-    success "Killing any running packagers"
-    lsof -i :8081 | grep LISTEN
-    lsof -i :8081 | grep LISTEN | /usr/bin/awk '{print $2}' | xargs kill
-}
-
-init_template_app(){
-    kill_packagers
-
-    if [ "$selected_platform" == "1" ]; then
-        generate_maven_artifacts
-    fi
-
-    PACKAGE_VERSION=$(cat package.json \
-    | grep version \
-    | head -1 \
-    | awk -F: '{ print $2 }' \
-    | sed 's/[",]//g' \
-    | tr -d '[[:space:]]')
-
-    success "Preparing version $PACKAGE_VERSION"
-
-    npm pack
-
-    TIMESTAMP=$(date +%s)
-    PACKAGE=$(pwd)/react-native-$PACKAGE_VERSION-$TIMESTAMP.tgz
-    success "Package bundled ($PACKAGE)"
-
-    mv "$(pwd)/react-native-$PACKAGE_VERSION.tgz" "$PACKAGE"
-
-    node scripts/set-rn-template-version.js "file:$PACKAGE"
-    success "React Native version changed in the template"
-
-    project_name="RNTestProject"
-
-    pushd /tmp/ >/dev/null || exit
-    rm -rf "$project_name"
-    node "$repo_root/cli.js" init "$project_name" --template "$repo_root"
-
-    info "Double checking the versions in package.json are correct:"
-    grep "\"react-native\": \".*react-native-$PACKAGE_VERSION-$TIMESTAMP.tgz\"" "/tmp/${project_name}/package.json" || error "Incorrect version number in /tmp/${project_name}/package.json"
-
-    success "New sample project generated at /tmp/${project_name}"
-    popd >/dev/null || exit
-}
-
-test_template_app(){
-    if [ "$PACKAGE_VERSION" == "" ]; then
-        init_template_app
-    fi
-
-    pushd "/tmp/${project_name}" >/dev/null || exit
-    if [ "$selected_platform" == "1" ]; then
-        info "Test the following on Android:"
-        info "   - Disable Fast Refresh. It might be enabled from last time (the setting is stored on the device)"
-        info "   - Verify 'Reload JS' works"
-        info ""
-        info "Press any key to run the sample in Android emulator/device"
-        info ""
-        read -r -n 1
-        npx react-native run-android
-    elif [ "$selected_platform" == "2" ]; then
-        info "Test the following on iOS:"
-        info "   - Disable Fast Refresh. It might be enabled from last time (the setting is stored on the device)"
-        info "   - Verify 'Reload JS' works"
-        info "   - Test Chrome debugger by adding breakpoints and reloading JS. We don't have tests for Chrome debugging."
-        info "   - Disable Chrome debugging."
-        info "   - Enable Fast Refresh, change a file (index.js) and save. The UI should refresh."
-        info "   - Disable Fast Refresh."
-        info ""
-        info "Press any key to open the project in Xcode"
-        info ""
-        read -r -n 1
-        open "ios/${project_name}.xcworkspace"
-    fi
-    popd >/dev/null || exit
-}
-
-
-show_menu(){
-    echo "Which app do you want to test?
-  1 - RNTester
-  2 - A new RN app using the template"
-    read -p "> " selected_app
-
-    echo "What platform do you want to test?
-  1 - Android
-  2 - iOS"
-    read -p "> " selected_platform
-
-    if [ "$selected_app" == "1" ]; then
-        echo "What VM are you testing?
-  1 - Hermes
-  2 - JSC"
-        read -p "> " selected_vm
-    fi
-
-}
-
-handle_menu_input(){
-    if [ "$selected_app" == "1" ]; then
-        info "Start the packager in another terminal by running 'npm start' from the root"
-        info "and then press any key."
-        info ""
-        read -r -n 1
-
-        if [ "$selected_platform" == "1" ]; then
-            test_android "$selected_vm"
-        elif [ "$selected_platform" == "2" ]; then
-            test_ios "$selected_vm"
-        fi
-    elif [ "$selected_app" == "2" ]; then
-        test_template_app
-    fi
-
-    read -p "Would you like to test something else? (Y/N)" confirm
-    if [ "$confirm" == "${confirm#[Yy]}" ]; then
-        info "Next steps:"
-        info "https://reactnative.dev/contributing/release-candidate-minor"
-        popd >/dev/null || exit
-        exit 1
-    else
-        show_menu
-        handle_menu_input
-    fi
-}
-
-init(){
-    show_menu
-    yarn
-    kill_packagers
-    handle_menu_input
-}
-
-init
diff --git a/scripts/testing-utils.js b/scripts/testing-utils.js
index 543a345e0df..a7d48b7d8b7 100644
--- a/scripts/testing-utils.js
+++ b/scripts/testing-utils.js
@@ -97,11 +97,9 @@ function isPackagerRunning(
 }
 
 // this is a very limited implementation of how this should work
-// literally, this is macos only
-// a more robust implementation can be found here:
-// https://github.com/react-native-community/cli/blob/7c003f2b1d9d80ec5c167614ba533a004272c685/packages/cli-platform-android/src/commands/runAndroid/index.ts#L195
-function launchPackagerInSeparateWindow() {
-  exec("open -a 'Terminal' ./packages/react-native/scripts/packager.sh");
+function launchPackagerInSeparateWindow(folderPath) {
+  const command = `tell application "Terminal" to do script "cd ${folderPath} && yarn start"`;
+  exec(`osascript -e '${command}'`);
 }
 
 module.exports = {