diff --git a/IFlytopLTC/D3Dcompiler_47.dll b/IFlytopLTC/D3Dcompiler_47.dll
deleted file mode 100644
index 56512f5..0000000
Binary files a/IFlytopLTC/D3Dcompiler_47.dll and /dev/null differ
diff --git a/IFlytopLTC/Qt5SerialPortd.dll b/IFlytopLTC/Qt5SerialPortd.dll
deleted file mode 100644
index ef0874d..0000000
Binary files a/IFlytopLTC/Qt5SerialPortd.dll and /dev/null differ
diff --git a/IFlytopLTC/imageformats/qjpegd.dll b/IFlytopLTC/imageformats/qjpegd.dll
deleted file mode 100644
index 0010180..0000000
Binary files a/IFlytopLTC/imageformats/qjpegd.dll and /dev/null differ
diff --git a/IFlytopLTC/imageformats/qwebpd.dll b/IFlytopLTC/imageformats/qwebpd.dll
deleted file mode 100644
index 9af3e05..0000000
Binary files a/IFlytopLTC/imageformats/qwebpd.dll and /dev/null differ
diff --git a/IFlytopLTC/libEGLd.dll b/IFlytopLTC/libEGLd.dll
deleted file mode 100644
index 0d58744..0000000
Binary files a/IFlytopLTC/libEGLd.dll and /dev/null differ
diff --git a/IFlytopLTC/platforms/qwindowsd.dll b/IFlytopLTC/platforms/qwindowsd.dll
deleted file mode 100644
index da67acb..0000000
Binary files a/IFlytopLTC/platforms/qwindowsd.dll and /dev/null differ
diff --git a/README.md b/README.md
index 1995dd2..286c85e 100644
--- a/README.md
+++ b/README.md
@@ -5,4 +5,6 @@ V14:
 
 V18:
     添加信号延迟配置功能
+V19:
+    修复信号延迟配置功能的BUG
 ```
\ No newline at end of file
diff --git a/mainwindow.cpp b/mainwindow.cpp
index a0d32d1..f5c4d19 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -174,7 +174,7 @@ zaf_error_code_t MainWindow::updatePage() {
   DO(m_clstc->LightSrcX_setTriSrc(index, src));                                    \
   DO(m_clstc->LightSrcX_setTriggerModePluseWidth(index, width));                   \
   DO(m_clstc->LightSrcX_setTriggerModeFirstPluseOffset(index, offset));            \
-  DO(m_clstc->LightSrcX_setTriggerModePluseDelay(index, offset));                  \
+  DO(m_clstc->LightSrcX_setTriggerModePluseDelay(index, delay));                  \
   DO(m_clstc->LightSrcX_setLightIntensityDuty(index, duty));                       \
   DO(m_clstc->LightSrcX_setLightDriverFreq(index, freq));
 
diff --git a/release/IFlytopLTC_V19.exe b/release/IFlytopLTC_V19.exe
new file mode 100644
index 0000000..268c752
Binary files /dev/null and b/release/IFlytopLTC_V19.exe differ
diff --git a/release/V9/CameraLightingController.exe b/release/V9/CameraLightingController.exe
deleted file mode 100644
index 7182bf0..0000000
Binary files a/release/V9/CameraLightingController.exe and /dev/null differ
diff --git a/release/v3.0/CameraLightingController.exe b/release/v3.0/CameraLightingController.exe
deleted file mode 100644
index 6a9be8e..0000000
Binary files a/release/v3.0/CameraLightingController.exe and /dev/null differ
diff --git a/release/v6/CameraLightingControllerV6.exe b/release/v6/CameraLightingControllerV6.exe
deleted file mode 100644
index 610172f..0000000
Binary files a/release/v6/CameraLightingControllerV6.exe and /dev/null differ
diff --git a/src/version.h b/src/version.h
index 88ff3eb..04e2db8 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,4 +1,4 @@
 #pragma once
 
-#define VERSION 18
+#define VERSION 19
 #define MAUFACTURER "iflytop"
\ No newline at end of file