diff --git a/packages/uhk-agent/src/services/device.service.ts b/packages/uhk-agent/src/services/device.service.ts
index 49f2fb1964f..bc8567dc983 100644
--- a/packages/uhk-agent/src/services/device.service.ts
+++ b/packages/uhk-agent/src/services/device.service.ts
@@ -53,6 +53,7 @@ import {
     convertBufferToIntArray,
     DevicePropertyIds,
     EnumerationModes,
+    findDeviceConfigInFirmwareJson,
     getCurrentUhkDeviceProduct,
     getCurrentUhkDongleHID,
     getCurrenUhk80LeftHID,
@@ -377,6 +378,11 @@ export class DeviceService {
         response.userConfigSaved = false;
         response.firmwareDowngraded = false;
         const data: UpdateFirmwareData = JSON.parse(args[0]);
+
+        if (this.options['ignore-firmware-checksums']) {
+            data.forceUpgrade = true;
+        }
+
         let firmwarePathData: TmpFirmware;
 
         try {
@@ -415,10 +421,15 @@ export class DeviceService {
                     dongleUhkDevice = new UhkHidDevice(this.logService, this.options, this.rootDir, dongleHid);
                     let dongleOperations = new UhkOperations(this.logService, dongleUhkDevice);
                     let versionInfo = await dongleOperations.getDeviceVersionInfo();
-                    this.logService.misc('[DeviceService] Dongle firmware version:',
-                        versionInfo.firmwareVersion);
+                    this.logService.misc('[DeviceService] Current Dongle firmware checksum:',
+                        versionInfo.firmwareChecksum);
+
+                    const deviceConfig = findDeviceConfigInFirmwareJson(UHK_DONGLE, packageJson);
 
-                    if (data.forceUpgrade || versionInfo.firmwareVersion !== packageJson.firmwareVersion) {
+                    this.logService.misc('[DeviceService] New Dongle firmware checksum:',
+                        deviceConfig.md5);
+
+                    if (data.forceUpgrade || versionInfo.firmwareChecksum !== deviceConfig.md5) {
                         event.sender.send(IpcEvents.device.moduleFirmwareUpgrading, UHK_DONGLE.name);
                         await dongleOperations.updateDeviceFirmware(dongleFirmwarePath, UHK_DONGLE);
                         this.logService.misc('[DeviceService] Waiting for keyboard');
@@ -451,9 +462,14 @@ export class DeviceService {
                 JSON.stringify(uhkDeviceProduct, usbDeviceJsonFormatter));
             const deviceFirmwarePath = getDeviceFirmwarePath(uhkDeviceProduct, packageJson);
 
-            this.logService.misc('[DeviceService] Device right firmware version:',
-                hardwareModules.rightModuleInfo.firmwareVersion);
-            if (data.forceUpgrade || hardwareModules.rightModuleInfo.firmwareVersion !== packageJson.firmwareVersion) {
+            this.logService.misc('[DeviceService] Current Device right firmware checksum:',
+                hardwareModules.rightModuleInfo.firmwareChecksum);
+
+            const deviceConfig = findDeviceConfigInFirmwareJson(uhkDeviceProduct, packageJson);
+            this.logService.misc('[DeviceService] New Device right firmware checksum:',
+                deviceConfig.md5);
+
+            if (data.forceUpgrade || hardwareModules.rightModuleInfo.firmwareChecksum !== deviceConfig.md5) {
                 event.sender.send(IpcEvents.device.moduleFirmwareUpgrading, RIGHT_HALF_FIRMWARE_UPGRADE_MODULE_NAME);
                 await this.operations.updateDeviceFirmware(deviceFirmwarePath, uhkDeviceProduct);
                 this.logService.misc('[DeviceService] Waiting for keyboard');
diff --git a/packages/uhk-agent/src/util/command-line.ts b/packages/uhk-agent/src/util/command-line.ts
index 4d926ac403f..259c5e63c05 100644
--- a/packages/uhk-agent/src/util/command-line.ts
+++ b/packages/uhk-agent/src/util/command-line.ts
@@ -7,6 +7,7 @@ const optionDefinitions: commandLineArgs.OptionDefinition[] = [
     { name: 'devtools', type: Boolean },
     { name: 'disable-agent-update-protection', type: Boolean },
     { name: 'error-simulation', type: String },
+    { name: 'ignore-firmware-checksums', type: Boolean },
     { name: 'log', type: String },
     { name: 'help', type: Boolean },
     { name: 'pid', type: Number },
@@ -48,6 +49,11 @@ const sections: commandLineUsage.Section[] = [
                 description: 'Simulate an error',
                 typeLabel: 'invalid-user-config'
             },
+            {
+                name: 'ignore-firmware-checksums',
+                description: 'Always upgrade firmware of devices and modules even the checksums are same',
+                type: Boolean
+            },
             {
                 name: 'log',
                 description: 'Set logging categories. --log=misc,usb. Default is "misc"',
diff --git a/packages/uhk-common/src/models/command-line-args.ts b/packages/uhk-common/src/models/command-line-args.ts
index 0bd688b539b..87030ccf076 100644
--- a/packages/uhk-common/src/models/command-line-args.ts
+++ b/packages/uhk-common/src/models/command-line-args.ts
@@ -36,6 +36,11 @@ export interface CommandLineArgs extends DeviceIdentifier {
      */
     'error-simulation'?: string;
 
+    /**
+     * Always upgrade firmware of devices and modules even the checksums are same
+     */
+    'ignore-firmware-checksums'?: boolean;
+
     /**
      * logging categories
      */
diff --git a/packages/uhk-usb/src/utils/find-device-config-in-firmware-json.ts b/packages/uhk-usb/src/utils/find-device-config-in-firmware-json.ts
new file mode 100644
index 00000000000..22d16cc3231
--- /dev/null
+++ b/packages/uhk-usb/src/utils/find-device-config-in-firmware-json.ts
@@ -0,0 +1,11 @@
+import { FirmwareJson, FirmwareJsonDevice, UhkDeviceProduct} from 'uhk-common';
+
+export function findDeviceConfigInFirmwareJson(device: UhkDeviceProduct, firmwareJson: FirmwareJson): FirmwareJsonDevice {
+    const deviceConfig = firmwareJson.devices.find(firmwareDevice => firmwareDevice.deviceId === device.id);
+
+    if (!deviceConfig) {
+        throw new Error(`The user config does not support: ${device.name}`);
+    }
+
+    return deviceConfig;
+}
diff --git a/packages/uhk-usb/src/utils/get-device-user-config-path.ts b/packages/uhk-usb/src/utils/get-device-user-config-path.ts
index 3ffbd485a67..e6473e0b80f 100644
--- a/packages/uhk-usb/src/utils/get-device-user-config-path.ts
+++ b/packages/uhk-usb/src/utils/get-device-user-config-path.ts
@@ -1,12 +1,10 @@
 import { dirname, join } from 'path';
 import { FirmwareJson, UhkDeviceProduct } from 'uhk-common';
 
-export function getDeviceUserConfigPath(device: UhkDeviceProduct, firmwareJson: FirmwareJson): string {
-    const deviceConfig = firmwareJson.devices.find(firmwareDevice => firmwareDevice.deviceId === device.id);
+import { findDeviceConfigInFirmwareJson } from './find-device-config-in-firmware-json.js';
 
-    if (!deviceConfig) {
-        throw new Error(`The user config does not support: ${device.name}`);
-    }
+export function getDeviceUserConfigPath(device: UhkDeviceProduct, firmwareJson: FirmwareJson): string {
+    const deviceConfig = findDeviceConfigInFirmwareJson(device, firmwareJson);
 
     return join(dirname(firmwareJson.path), 'devices', deviceConfig.name, 'config.bin');
 }
diff --git a/packages/uhk-usb/src/utils/index.ts b/packages/uhk-usb/src/utils/index.ts
index 4d60d849604..cf1f0f55085 100644
--- a/packages/uhk-usb/src/utils/index.ts
+++ b/packages/uhk-usb/src/utils/index.ts
@@ -5,6 +5,7 @@ export * from './convert-ms-to-duration.js';
 export * from './convert-slave-i2c-error-buffer.js';
 export * from './device-vid-pid-interface-filter.js';
 export * from './find-device-by-device-identifier.js';
+export * from './find-device-config-in-firmware-json.js';
 export * from './get-current-uhk-device-product.js';
 export * from './get-current-uhk-dongle-HID.js';
 export * from './get-current-uhk-80-left-HID.js';