diff --git a/src/js/main.js b/src/js/main.js
index 8e4ae170..bc89bd70 100644
--- a/src/js/main.js
+++ b/src/js/main.js
@@ -321,7 +321,9 @@ function startProcess() {
                         );
                         break;
                     case 'firmware_flasher':
-                        TABS.firmware_flasher.initialize(content_ready);
+                        import("./tabs/firmware_flasher").then(({ firmware_flasher }) =>
+                            firmware_flasher.initialize(content_ready)
+                        );
                         break;
                     case 'help':
                         import('./tabs/help').then(({ help }) => help.initialize(content_ready));
diff --git a/src/js/tabs/firmware_flasher.js b/src/js/tabs/firmware_flasher.js
index 3bba0799..965abc00 100644
--- a/src/js/tabs/firmware_flasher.js
+++ b/src/js/tabs/firmware_flasher.js
@@ -1,6 +1,6 @@
-'use strict';
+import { i18n } from '../localization';
 
-TABS.firmware_flasher = {
+const firmware_flasher = {
     releases: null,
     releaseChecker: new ReleaseChecker('firmware', 'https://api.github.com/repos/betaflight/betaflight/releases'),
     jenkinsLoader: new JenkinsLoader('https://ci.betaflight.tech'),
@@ -14,7 +14,7 @@ TABS.firmware_flasher = {
     developmentFirmwareLoaded: false, // Is the firmware to be flashed from the development branch?
 };
 
-TABS.firmware_flasher.initialize = function (callback) {
+firmware_flasher.initialize = function (callback) {
     var self = this;
 
     if (GUI.active_tab != 'firmware_flasher') {
@@ -1224,7 +1224,7 @@ TABS.firmware_flasher.initialize = function (callback) {
     });
 };
 
-TABS.firmware_flasher.cleanup = function (callback) {
+firmware_flasher.cleanup = function (callback) {
     PortHandler.flush_callbacks();
     FirmwareCache.unload();
 
@@ -1241,9 +1241,7 @@ TABS.firmware_flasher.cleanup = function (callback) {
     if (callback) callback();
 };
 
-TABS.firmware_flasher.enableFlashing = function (enabled) {
-    var self = this;
-
+firmware_flasher.enableFlashing = function (enabled) {
     if (enabled) {
         $('a.flash_firmware').removeClass('disabled');
     } else {
@@ -1251,12 +1249,12 @@ TABS.firmware_flasher.enableFlashing = function (enabled) {
     }
 };
 
-TABS.firmware_flasher.FLASH_MESSAGE_TYPES = {NEUTRAL : 'NEUTRAL',
+firmware_flasher.FLASH_MESSAGE_TYPES = {NEUTRAL : 'NEUTRAL',
                                              VALID   : 'VALID',
                                              INVALID : 'INVALID',
                                              ACTION  : 'ACTION'};
 
-TABS.firmware_flasher.flashingMessage = function(message, type) {
+firmware_flasher.flashingMessage = function(message, type) {
     let self = this;
 
     let progressLabel_e = $('span.progressLabel');
@@ -1285,13 +1283,13 @@ TABS.firmware_flasher.flashingMessage = function(message, type) {
     return self;
 };
 
-TABS.firmware_flasher.flashProgress = function(value) {
+firmware_flasher.flashProgress = function(value) {
     $('.progress').val(value);
 
     return this;
 };
 
-TABS.firmware_flasher.injectTargetInfo = function (targetConfig, targetName, manufacturerId, commitInfo) {
+firmware_flasher.injectTargetInfo = function (targetConfig, targetName, manufacturerId, commitInfo) {
     const targetInfoLineRegex = /^# config: manufacturer_id: .*, board_name: .*, version: .*$, date: .*\n/gm;
 
     const config = targetConfig.replace(targetInfoLineRegex, '');
@@ -1302,3 +1300,9 @@ TABS.firmware_flasher.injectTargetInfo = function (targetConfig, targetName, man
     lines.splice(1, 0, targetInfo);
     return lines.join('\n');
 };
+
+TABS.firmware_flasher = firmware_flasher;
+
+export {
+    firmware_flasher,
+};
diff --git a/src/main.html b/src/main.html
index dd3cfb38..a83fb2b7 100644
--- a/src/main.html
+++ b/src/main.html
@@ -128,7 +128,6 @@
     <script type="module" src="./js/tabs/logging.js"></script>
     <script type="text/javascript" src="./js/tabs/onboard_logging.js"></script>
     <script type="text/javascript" src="./js/FirmwareCache.js"></script>
-    <script type="text/javascript" src="./js/tabs/firmware_flasher.js"></script>
     <script type="text/javascript" src="./js/tabs/failsafe.js"></script>
     <script type="text/javascript" src="./js/LogoManager.js"></script>
     <script type="text/javascript" src="./js/tabs/osd.js"></script>