diff --git a/android-src/KV4PHT/.idea/deploymentTargetSelector.xml b/android-src/KV4PHT/.idea/deploymentTargetSelector.xml
index 6f4c205..86b7231 100644
--- a/android-src/KV4PHT/.idea/deploymentTargetSelector.xml
+++ b/android-src/KV4PHT/.idea/deploymentTargetSelector.xml
@@ -4,7 +4,7 @@
     <selectionStates>
       <SelectionState runConfigName="app">
         <option name="selectionMode" value="DROPDOWN" />
-        <DropdownSelection timestamp="2024-12-14T22:12:29.859525Z">
+        <DropdownSelection timestamp="2024-12-14T23:14:49.603926Z">
           <Target type="DEFAULT_BOOT">
             <handle>
               <DeviceId pluginId="Default" identifier="serial=192.168.1.43:35331;connection=c85ceabe" />
diff --git a/android-src/KV4PHT/app/build.gradle b/android-src/KV4PHT/app/build.gradle
index dd3421d..373b5f8 100644
--- a/android-src/KV4PHT/app/build.gradle
+++ b/android-src/KV4PHT/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "com.vagell.kv4pht"
         minSdk 26
         targetSdk 34
-        versionCode 21
-        versionName "1.3.1"
+        versionCode 22
+        versionName "1.4.0"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
 
diff --git a/android-src/KV4PHT/app/src/main/java/com/vagell/kv4pht/firmware/FirmwareUtils.java b/android-src/KV4PHT/app/src/main/java/com/vagell/kv4pht/firmware/FirmwareUtils.java
index 50f2ecb..91c5eed 100644
--- a/android-src/KV4PHT/app/src/main/java/com/vagell/kv4pht/firmware/FirmwareUtils.java
+++ b/android-src/KV4PHT/app/src/main/java/com/vagell/kv4pht/firmware/FirmwareUtils.java
@@ -18,11 +18,11 @@ public class FirmwareUtils {
     private static int progressPercent = 0;
 
     // Whenever there is new firmware, put the files in res/raw, and update these constants.
-    public static final int PACKAGED_FIRMWARE_VER = 2;
-    private static final int FIRMWARE_FILE_1_ID = R.raw.v2_kv4p_ht_esp32_wroom_32_ino_bootloader;
-    private static final int FIRMWARE_FILE_2_ID = R.raw.v2_kv4p_ht_esp32_wroom_32_ino_partitions;
+    public static final int PACKAGED_FIRMWARE_VER = 3;
+    private static final int FIRMWARE_FILE_1_ID = R.raw.v3_kv4p_ht_esp32_wroom_32_ino_bootloader;
+    private static final int FIRMWARE_FILE_2_ID = R.raw.v3_kv4p_ht_esp32_wroom_32_ino_partitions;
     private static final int FIRMWARE_FILE_3_ID = R.raw.boot_app0; // This one never changes, it's the Arduino ESP32 bootloader
-    private static final int FIRMWARE_FILE_4_ID = R.raw.v2_kv4p_ht_esp32_wroom_32_ino;
+    private static final int FIRMWARE_FILE_4_ID = R.raw.v3_kv4p_ht_esp32_wroom_32_ino;
 
     public FirmwareUtils() {
     }
diff --git a/android-src/KV4PHT/app/src/main/res/raw/v2_kv4p_ht_esp32_wroom_32_ino.bin b/android-src/KV4PHT/app/src/main/res/raw/v3_kv4p_ht_esp32_wroom_32_ino.bin
similarity index 59%
rename from android-src/KV4PHT/app/src/main/res/raw/v2_kv4p_ht_esp32_wroom_32_ino.bin
rename to android-src/KV4PHT/app/src/main/res/raw/v3_kv4p_ht_esp32_wroom_32_ino.bin
index a007962..3b33ad4 100644
Binary files a/android-src/KV4PHT/app/src/main/res/raw/v2_kv4p_ht_esp32_wroom_32_ino.bin and b/android-src/KV4PHT/app/src/main/res/raw/v3_kv4p_ht_esp32_wroom_32_ino.bin differ
diff --git a/android-src/KV4PHT/app/src/main/res/raw/v2_kv4p_ht_esp32_wroom_32_ino_bootloader.bin b/android-src/KV4PHT/app/src/main/res/raw/v3_kv4p_ht_esp32_wroom_32_ino_bootloader.bin
similarity index 100%
rename from android-src/KV4PHT/app/src/main/res/raw/v2_kv4p_ht_esp32_wroom_32_ino_bootloader.bin
rename to android-src/KV4PHT/app/src/main/res/raw/v3_kv4p_ht_esp32_wroom_32_ino_bootloader.bin
diff --git a/android-src/KV4PHT/app/src/main/res/raw/v2_kv4p_ht_esp32_wroom_32_ino_partitions.bin b/android-src/KV4PHT/app/src/main/res/raw/v3_kv4p_ht_esp32_wroom_32_ino_partitions.bin
similarity index 100%
rename from android-src/KV4PHT/app/src/main/res/raw/v2_kv4p_ht_esp32_wroom_32_ino_partitions.bin
rename to android-src/KV4PHT/app/src/main/res/raw/v3_kv4p_ht_esp32_wroom_32_ino_partitions.bin
diff --git a/microcontroller-src/kv4p_ht_esp32_wroom_32/kv4p_ht_esp32_wroom_32.ino b/microcontroller-src/kv4p_ht_esp32_wroom_32/kv4p_ht_esp32_wroom_32.ino
index 10bf535..ba90105 100644
--- a/microcontroller-src/kv4p_ht_esp32_wroom_32/kv4p_ht_esp32_wroom_32.ino
+++ b/microcontroller-src/kv4p_ht_esp32_wroom_32/kv4p_ht_esp32_wroom_32.ino
@@ -24,7 +24,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include <driver/i2s.h>
 #include <esp_task_wdt.h>
 
-const byte FIRMWARE_VER[8] = {'0', '0', '0', '0', '0', '0', '0', '2'}; // Should be 8 characters representing a zero-padded version, like 00000001.
+const byte FIRMWARE_VER[8] = {'0', '0', '0', '0', '0', '0', '0', '3'}; // Should be 8 characters representing a zero-padded version, like 00000001.
 const byte VERSION_PREFIX[7] = {'V', 'E', 'R', 'S', 'I', 'O', 'N'}; // Must match RadioAudioService.VERSION_PREFIX in Android app.
 
 // Commands defined here must match the Android app