diff --git a/orbbec_camera/SDK/lib/arm64/OrbbecSDKConfig-release.cmake b/orbbec_camera/SDK/lib/arm64/OrbbecSDKConfig-release.cmake
index bf9262d7..b679c696 100644
--- a/orbbec_camera/SDK/lib/arm64/OrbbecSDKConfig-release.cmake
+++ b/orbbec_camera/SDK/lib/arm64/OrbbecSDKConfig-release.cmake
@@ -8,12 +8,12 @@ set(CMAKE_IMPORT_FILE_VERSION 1)
 # Import target "ob::OrbbecSDK" for configuration "Release"
 set_property(TARGET ob::OrbbecSDK APPEND PROPERTY IMPORTED_CONFIGURATIONS RELEASE)
 set_target_properties(ob::OrbbecSDK PROPERTIES
-  IMPORTED_LOCATION_RELEASE "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.3"
+  IMPORTED_LOCATION_RELEASE "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.4"
   IMPORTED_SONAME_RELEASE "libOrbbecSDK.so.2"
   )
 
 list(APPEND _cmake_import_check_targets ob::OrbbecSDK )
-list(APPEND _cmake_import_check_files_for_ob::OrbbecSDK "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.3" )
+list(APPEND _cmake_import_check_files_for_ob::OrbbecSDK "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.4" )
 
 # Commands beyond this point should not need to know the version.
 set(CMAKE_IMPORT_FILE_VERSION)
diff --git a/orbbec_camera/SDK/lib/arm64/OrbbecSDKVersion.cmake b/orbbec_camera/SDK/lib/arm64/OrbbecSDKVersion.cmake
index 322cb71d..48c3f3a4 100644
--- a/orbbec_camera/SDK/lib/arm64/OrbbecSDKVersion.cmake
+++ b/orbbec_camera/SDK/lib/arm64/OrbbecSDKVersion.cmake
@@ -9,19 +9,19 @@
 # The variable CVF_VERSION must be set before calling configure_file().
 
 
-set(PACKAGE_VERSION "2.8.3")
+set(PACKAGE_VERSION "2.8.4")
 
 if(PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION)
   set(PACKAGE_VERSION_COMPATIBLE FALSE)
 else()
 
-  if("2.8.3" MATCHES "^([0-9]+)\\.")
+  if("2.8.4" MATCHES "^([0-9]+)\\.")
     set(CVF_VERSION_MAJOR "${CMAKE_MATCH_1}")
     if(NOT CVF_VERSION_MAJOR VERSION_EQUAL 0)
       string(REGEX REPLACE "^0+" "" CVF_VERSION_MAJOR "${CVF_VERSION_MAJOR}")
     endif()
   else()
-    set(CVF_VERSION_MAJOR "2.8.3")
+    set(CVF_VERSION_MAJOR "2.8.4")
   endif()
 
   if(PACKAGE_FIND_VERSION_RANGE)
diff --git a/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2 b/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2
index 89400d76..40714116 120000
--- a/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2
+++ b/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2
@@ -1 +1 @@
-libOrbbecSDK.so.2.8.3
\ No newline at end of file
+libOrbbecSDK.so.2.8.4
\ No newline at end of file
diff --git a/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2.8.3 b/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2.8.4
similarity index 68%
rename from orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2.8.3
rename to orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2.8.4
index 37b0a775..3b297423 100644
Binary files a/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2.8.3 and b/orbbec_camera/SDK/lib/arm64/libOrbbecSDK.so.2.8.4 differ
diff --git a/orbbec_camera/SDK/lib/x64/OrbbecSDKConfig-release.cmake b/orbbec_camera/SDK/lib/x64/OrbbecSDKConfig-release.cmake
index bf9262d7..b679c696 100644
--- a/orbbec_camera/SDK/lib/x64/OrbbecSDKConfig-release.cmake
+++ b/orbbec_camera/SDK/lib/x64/OrbbecSDKConfig-release.cmake
@@ -8,12 +8,12 @@ set(CMAKE_IMPORT_FILE_VERSION 1)
 # Import target "ob::OrbbecSDK" for configuration "Release"
 set_property(TARGET ob::OrbbecSDK APPEND PROPERTY IMPORTED_CONFIGURATIONS RELEASE)
 set_target_properties(ob::OrbbecSDK PROPERTIES
-  IMPORTED_LOCATION_RELEASE "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.3"
+  IMPORTED_LOCATION_RELEASE "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.4"
   IMPORTED_SONAME_RELEASE "libOrbbecSDK.so.2"
   )
 
 list(APPEND _cmake_import_check_targets ob::OrbbecSDK )
-list(APPEND _cmake_import_check_files_for_ob::OrbbecSDK "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.3" )
+list(APPEND _cmake_import_check_files_for_ob::OrbbecSDK "${_IMPORT_PREFIX}/lib/libOrbbecSDK.so.2.8.4" )
 
 # Commands beyond this point should not need to know the version.
 set(CMAKE_IMPORT_FILE_VERSION)
diff --git a/orbbec_camera/SDK/lib/x64/OrbbecSDKVersion.cmake b/orbbec_camera/SDK/lib/x64/OrbbecSDKVersion.cmake
index 322cb71d..48c3f3a4 100644
--- a/orbbec_camera/SDK/lib/x64/OrbbecSDKVersion.cmake
+++ b/orbbec_camera/SDK/lib/x64/OrbbecSDKVersion.cmake
@@ -9,19 +9,19 @@
 # The variable CVF_VERSION must be set before calling configure_file().
 
 
-set(PACKAGE_VERSION "2.8.3")
+set(PACKAGE_VERSION "2.8.4")
 
 if(PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION)
   set(PACKAGE_VERSION_COMPATIBLE FALSE)
 else()
 
-  if("2.8.3" MATCHES "^([0-9]+)\\.")
+  if("2.8.4" MATCHES "^([0-9]+)\\.")
     set(CVF_VERSION_MAJOR "${CMAKE_MATCH_1}")
     if(NOT CVF_VERSION_MAJOR VERSION_EQUAL 0)
       string(REGEX REPLACE "^0+" "" CVF_VERSION_MAJOR "${CVF_VERSION_MAJOR}")
     endif()
   else()
-    set(CVF_VERSION_MAJOR "2.8.3")
+    set(CVF_VERSION_MAJOR "2.8.4")
   endif()
 
   if(PACKAGE_FIND_VERSION_RANGE)
diff --git a/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2 b/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2
index 89400d76..40714116 120000
--- a/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2
+++ b/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2
@@ -1 +1 @@
-libOrbbecSDK.so.2.8.3
\ No newline at end of file
+libOrbbecSDK.so.2.8.4
\ No newline at end of file
diff --git a/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2.8.3 b/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2.8.4
similarity index 68%
rename from orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2.8.3
rename to orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2.8.4
index 14ed4a68..b73bce96 100644
Binary files a/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2.8.3 and b/orbbec_camera/SDK/lib/x64/libOrbbecSDK.so.2.8.4 differ
diff --git a/orbbec_camera/config/OrbbecSDKConfig_v2.0.xml b/orbbec_camera/config/OrbbecSDKConfig_v2.0.xml
index de59d4ae..1277c7f5 100644
--- a/orbbec_camera/config/OrbbecSDKConfig_v2.0.xml
+++ b/orbbec_camera/config/OrbbecSDKConfig_v2.0.xml
@@ -22,6 +22,10 @@
         of printing logs, but some logs may be lost when the program exits abnormally; true-enable,
         false-disable (default) -->
         <Async>false</Async>
+        <!-- Log flush mode, bool type. true-periodic flush (flush on warn level, default), false-flush on every log -->
+        <PeriodicFlush>true</PeriodicFlush>
+        <!-- Log periodic flush interval in seconds, float type, default 0.5 second. Only effective when PeriodicFlush is true -->
+        <FlushIntervalSec>0.5</FlushIntervalSec>
     </Log>
 
     <Memory>