diff --git a/sdk/include/ViGEm/Client.h b/sdk/include/ViGEm/Client.h
index f4839e4..591d742 100644
--- a/sdk/include/ViGEm/Client.h
+++ b/sdk/include/ViGEm/Client.h
@@ -380,13 +380,15 @@ extern "C" {
      * @author	Benjamin "Nefarius" Höglinger-Stelzer
      * @date	07.09.2020
      *
-     * @param 	vigem 	The driver connection object.
-     * @param 	target	The target device object.
-     * @param 	report	The report buffer.
+     * @param 	vigem			The driver connection object.
+     * @param 	target			The target device object.
+     * @param 	report			The report buffer.
+     * @param 	reportLength	Length of the report buffer.
      *
      * @returns	A VIGEM_ERROR.
      */
-    VIGEM_API VIGEM_ERROR vigem_target_ds4_update_ex(PVIGEM_CLIENT vigem, PVIGEM_TARGET target, PUCHAR report);
+    VIGEM_API VIGEM_ERROR vigem_target_ds4_update_ex(PVIGEM_CLIENT vigem, PVIGEM_TARGET target, PUCHAR report,
+                                                     ULONG reportLength);
 
     /**
      * Returns the internal index (serial number) the bus driver assigned to the provided
diff --git a/sdk/src/ViGEmClient.cpp b/sdk/src/ViGEmClient.cpp
index 51ff099..5377adf 100644
--- a/sdk/src/ViGEmClient.cpp
+++ b/sdk/src/ViGEmClient.cpp
@@ -975,9 +975,52 @@ VIGEM_ERROR vigem_target_ds4_update(
     return VIGEM_ERROR_NONE;
 }
 
-VIGEM_ERROR vigem_target_ds4_update_ex(PVIGEM_CLIENT vigem, PVIGEM_TARGET target, PUCHAR report)
+VIGEM_ERROR vigem_target_ds4_update_ex(PVIGEM_CLIENT vigem, PVIGEM_TARGET target, PUCHAR report, ULONG reportLength)
 {
-    return VIGEM_API VIGEM_ERROR();
+    if (!vigem)
+        return VIGEM_ERROR_BUS_INVALID_HANDLE;
+
+    if (!target)
+        return VIGEM_ERROR_INVALID_TARGET;
+
+    if (vigem->hBusDevice == INVALID_HANDLE_VALUE)
+        return VIGEM_ERROR_BUS_NOT_FOUND;
+
+    if (target->SerialNo == 0)
+        return VIGEM_ERROR_INVALID_TARGET;
+
+    DWORD transferred = 0;
+    OVERLAPPED lOverlapped = { 0 };
+    lOverlapped.hEvent = CreateEvent(nullptr, FALSE, FALSE, nullptr);
+
+    DS4_SUBMIT_REPORT_EX dsr;
+    DS4_SUBMIT_REPORT_EX_INIT(&dsr, target->SerialNo);
+
+    memcpy_s(dsr.Report, sizeof(dsr.Report), report, reportLength);
+
+    DeviceIoControl(
+        vigem->hBusDevice,
+        IOCTL_DS4_SUBMIT_REPORT, // Same IOCTL, just different size
+        &dsr,
+        dsr.Size,
+        nullptr,
+        0,
+        &transferred,
+        &lOverlapped
+    );
+
+    if (GetOverlappedResult(vigem->hBusDevice, &lOverlapped, &transferred, TRUE) == 0)
+    {
+        if (GetLastError() == ERROR_ACCESS_DENIED)
+        {
+            CloseHandle(lOverlapped.hEvent);
+            return VIGEM_ERROR_INVALID_TARGET;
+        }
+    }
+
+    CloseHandle(lOverlapped.hEvent);
+
+    return VIGEM_ERROR_NONE;
 }
 
 ULONG vigem_target_get_index(PVIGEM_TARGET target)