diff --git a/build_scripts/Windows/build-libs/Makefile b/build_scripts/Windows/build-libs/Makefile
index 11b60f77d..4d7339149 100755
--- a/build_scripts/Windows/build-libs/Makefile
+++ b/build_scripts/Windows/build-libs/Makefile
@@ -1,17 +1,17 @@
 ZLIB_VERSION=1.2.3
 BZIP2_VERSION=1.0.6
 MINIUPNPC_VERSION=2.0
-OPENSSL_VERSION=1.0.2k
+OPENSSL_VERSION=1.0.2n
 SPEEX_VERSION=1.2.0
 SPEEXDSP_VERSION=1.2rc3
-OPENCV_VERSION=3.2.0
-LIBXML2_VERSION=2.9.4
-LIBXSLT_VERSION=1.1.28
-CURL_VERSION=7.53.1
+OPENCV_VERSION=3.4.1
+LIBXML2_VERSION=2.9.7
+LIBXSLT_VERSION=1.1.32
+CURL_VERSION=7.58.0
 TCL_VERSION=8.6.2
 SQLCIPHER_VERSION=2.2.1
-LIBMICROHTTPD_VERSION=0.9.52
-FFMPEG_VERSION=3.2.4
+LIBMICROHTTPD_VERSION=0.9.59
+FFMPEG_VERSION=3.4
 
 MAKEFILE_PATH=$(dir $(MAKEFILE_LIST))
 LIBS_PATH?=$(MAKEFILE_PATH)../../../../libs
@@ -137,7 +137,7 @@ libs/openssl-$(OPENSSL_VERSION): $(DOWNLOAD_PATH)/openssl-$(OPENSSL_VERSION).tar
 speex: libs/speex-$(SPEEX_VERSION)
 
 $(DOWNLOAD_PATH)/speex-$(SPEEX_VERSION).tar.gz:
-	wget http://downloads.xiph.org/releases/speex/speex-$(SPEEX_VERSION).tar.gz -O $(DOWNLOAD_PATH)/speex-$(SPEEX_VERSION).tar.gz
+	wget --no-check-certificate http://downloads.xiph.org/releases/speex/speex-$(SPEEX_VERSION).tar.gz -O $(DOWNLOAD_PATH)/speex-$(SPEEX_VERSION).tar.gz
 
 libs/speex-$(SPEEX_VERSION): $(DOWNLOAD_PATH)/speex-$(SPEEX_VERSION).tar.gz
 	# prepare
@@ -158,7 +158,7 @@ libs/speex-$(SPEEX_VERSION): $(DOWNLOAD_PATH)/speex-$(SPEEX_VERSION).tar.gz
 speexdsp: libs/speexdsp-$(SPEEXDSP_VERSION)
 
 $(DOWNLOAD_PATH)/speexdsp-$(SPEEXDSP_VERSION).tar.gz:
-	wget http://downloads.xiph.org/releases/speex/speexdsp-$(SPEEXDSP_VERSION).tar.gz -O $(DOWNLOAD_PATH)/speexdsp-$(SPEEXDSP_VERSION).tar.gz
+	wget --no-check-certificate http://downloads.xiph.org/releases/speex/speexdsp-$(SPEEXDSP_VERSION).tar.gz -O $(DOWNLOAD_PATH)/speexdsp-$(SPEEXDSP_VERSION).tar.gz
 
 libs/speexdsp-$(SPEEXDSP_VERSION): $(DOWNLOAD_PATH)/speexdsp-$(SPEEXDSP_VERSION).tar.gz
 	# prepare
@@ -187,7 +187,7 @@ libs/opencv-$(OPENCV_VERSION): $(DOWNLOAD_PATH)/opencv-$(OPENCV_VERSION).tar.gz
 	# build
 	mkdir -p opencv-$(OPENCV_VERSION)/build
 	#cd opencv-$(OPENCV_VERSION)/build && cmake .. -G"MSYS Makefiles" -DCMAKE_BUILD_TYPE=Release -DBUILD_PERF_TESTS=OFF -DBUILD_TESTS=OFF -DBUILD_SHARED_LIBS=OFF -DCMAKE_INSTALL_PREFIX="`pwd`/../../libs"
-	cd opencv-$(OPENCV_VERSION)/build && cmake .. -G"MSYS Makefiles" -DCMAKE_BUILD_TYPE=Release -DBUILD_PERF_TESTS=OFF -DBUILD_TESTS=OFF -DBUILD_SHARED_LIBS=OFF -DCMAKE_INSTALL_PREFIX="`pwd`/install"
+	cd opencv-$(OPENCV_VERSION)/build && cmake .. -G"MSYS Makefiles" -DCMAKE_BUILD_TYPE=Release -DBUILD_PERF_TESTS=OFF -DBUILD_TESTS=OFF -DBUILD_SHARED_LIBS=OFF -DENABLE_CXX11=ON -DCMAKE_CXX_FLAGS="${CMAKE_CXX_FLAGS} -DSTRSAFE_NO_DEPRECATE" -DCMAKE_INSTALL_PREFIX="`pwd`/install"
 	cd opencv-$(OPENCV_VERSION)/build && make install
 	# copy files
 	mkdir -p libs/opencv-$(OPENCV_VERSION).tmp/include
@@ -228,7 +228,6 @@ libs/libxslt-$(LIBXSLT_VERSION): $(DOWNLOAD_PATH)/libxml2-$(LIBXML2_VERSION).tar
 	rm -r -f libs/libxslt-*
 	tar xvf $(DOWNLOAD_PATH)/libxml2-$(LIBXML2_VERSION).tar.gz
 	tar xvf $(DOWNLOAD_PATH)/libxslt-$(LIBXSLT_VERSION).tar.gz
-	tar xvf $(MAKEFILE_PATH)libxslt-$(LIBXSLT_VERSION)-fix.tar.gz
 	# build
 	cd libxslt-$(LIBXSLT_VERSION) && ./configure --with-libxml-src=../libxml2-$(LIBXML2_VERSION) -enable-shared=no CFLAGS=-DLIBXML_STATIC
 	cd libxslt-$(LIBXSLT_VERSION) && make
@@ -245,7 +244,7 @@ libs/libxslt-$(LIBXSLT_VERSION): $(DOWNLOAD_PATH)/libxml2-$(LIBXML2_VERSION).tar
 curl: libs/curl-$(CURL_VERSION)
 
 $(DOWNLOAD_PATH)/curl-$(CURL_VERSION).tar.gz:
-	wget --no-check-certificate http://curl.haxx.se/$(DOWNLOAD_PATH)/curl-$(CURL_VERSION).tar.gz -O $(DOWNLOAD_PATH)/curl-$(CURL_VERSION).tar.gz
+	wget --no-check-certificate http://curl.haxx.se/download/curl-$(CURL_VERSION).tar.gz -O $(DOWNLOAD_PATH)/curl-$(CURL_VERSION).tar.gz
 
 libs/curl-$(CURL_VERSION): $(DOWNLOAD_PATH)/curl-$(CURL_VERSION).tar.gz
 	# prepare
diff --git a/build_scripts/Windows/build-libs/libxslt-1.1.28-fix.tar.gz b/build_scripts/Windows/build-libs/libxslt-1.1.28-fix.tar.gz
deleted file mode 100755
index af1bada8f..000000000
Binary files a/build_scripts/Windows/build-libs/libxslt-1.1.28-fix.tar.gz and /dev/null differ
diff --git a/build_scripts/Windows/build/build.bat b/build_scripts/Windows/build/build.bat
index 5367efa97..d4f2ab7ba 100644
--- a/build_scripts/Windows/build/build.bat
+++ b/build_scripts/Windows/build/build.bat
@@ -52,7 +52,7 @@ echo.
 
 title Build - %SourceName%-%RsBuildConfig% [qmake]
 
-qmake "%SourcePath%\RetroShare.pro" -r "CONFIG+=%RsBuildConfig% version_detail_bash_script rs_autologin"
+qmake "%SourcePath%\RetroShare.pro" -r "CONFIG+=%RsBuildConfig% version_detail_bash_script rs_autologin retroshare_plugins"
 if errorlevel 1 goto error
 
 echo.
diff --git a/build_scripts/Windows/build/pack.bat b/build_scripts/Windows/build/pack.bat
index d52377d9f..49dff68b3 100644
--- a/build_scripts/Windows/build/pack.bat
+++ b/build_scripts/Windows/build/pack.bat
@@ -128,6 +128,12 @@ if "%QtMainVersion%"=="5" (
 	copy "%QtPath%\..\plugins\audio\qtaudio_windows.dll" "%RsDeployPath%\audio" %Quite%
 )
 
+if exist "%QtPath%\..\plugins\styles\qwindowsvistastyle.dll" (
+	echo Copy styles
+	mkdir "%RsDeployPath%\styles" %Quite%
+	copy "%QtPath%\..\plugins\styles\qwindowsvistastyle.dll" "%RsDeployPath%\styles" %Quite%
+)
+
 copy "%QtPath%\..\plugins\imageformats\*.dll" "%RsDeployPath%\imageformats" %Quite%
 del /Q "%RsDeployPath%\imageformats\*d?.dll" %Quite%
 
diff --git a/build_scripts/Windows/env/tools/prepare-tools.bat b/build_scripts/Windows/env/tools/prepare-tools.bat
index 94ad1ae8b..2295d0ca3 100644
--- a/build_scripts/Windows/env/tools/prepare-tools.bat
+++ b/build_scripts/Windows/env/tools/prepare-tools.bat
@@ -8,7 +8,7 @@ set SevenZipUrl=http://7-zip.org/a/7z1602.msi
 set SevenZipInstall=7z1602.msi
 ::set CurlUrl=https://bintray.com/artifact/download/vszakats/generic/curl-7.50.1-win32-mingw.7z
 ::set CurlInstall=curl-7.50.1-win32-mingw.7z
-set WgetUrl=https://eternallybored.org/misc/wget/current/wget.exe
+set WgetUrl=https://eternallybored.org/misc/wget/1.19.4/32/wget.exe
 set WgetInstall=wget.exe
 set JomUrl=http://download.qt.io/official_releases/jom/jom.zip
 set JomInstall=jom.zip
@@ -118,7 +118,7 @@ if not exist "%EnvToolsPath%\cut.exe" (
 	%cecho% info "Download Unix Tools installation"
 
 	if not exist "%EnvDownloadPath%\%UnixToolsInstall%" call "%ToolsPath%\winhttpjs.bat" %UnixToolsUrl% -saveTo "%EnvDownloadPath%\%UnixToolsInstall%"
-	if not exist "%EnvDownloadPath%\%UnixToolsInstall%" %cecho% error ""Cannot download Unix Tools installation" & goto error
+	if not exist "%EnvDownloadPath%\%UnixToolsInstall%" %cecho% error "Cannot download Unix Tools installation" & goto error
 
 	%cecho% info "Unpack Unix Tools"
 	"%EnvSevenZipExe%" x -o"%EnvTempPath%" "%EnvDownloadPath%\%UnixToolsInstall%"
@@ -134,7 +134,7 @@ if not exist "%EnvToolsPath%\sed.exe" (
 	%cecho% info "Download Unix Tools installation"
 
 	if not exist "%EnvDownloadPath%\%UnixToolsInstall%" call "%ToolsPath%\winhttpjs.bat" %UnixToolsUrl% -saveTo "%EnvDownloadPath%\%UnixToolsInstall%"
-	if not exist "%EnvDownloadPath%\%UnixToolsInstall%" %cecho% error ""Cannot download Unix Tools installation" & goto error
+	if not exist "%EnvDownloadPath%\%UnixToolsInstall%" %cecho% error "Cannot download Unix Tools installation" & goto error
 
 	%cecho% info "Unpack Unix Tools"
 	"%EnvSevenZipExe%" x -o"%EnvTempPath%" "%EnvDownloadPath%\%UnixToolsInstall%"
diff --git a/build_scripts/Windows/installer/retroshare-Qt5.nsi b/build_scripts/Windows/installer/retroshare-Qt5.nsi
index d847cc3ae..94dae3603 100644
--- a/build_scripts/Windows/installer/retroshare-Qt5.nsi
+++ b/build_scripts/Windows/installer/retroshare-Qt5.nsi
@@ -195,11 +195,15 @@ Section $(Section_Main) Section_Main
 
   ; Qt audio
   SetOutPath "$INSTDIR\audio"
-  File /r "${QTDIR}\plugins\audio\qtaudio_windows.dll"
+  File "${QTDIR}\plugins\audio\qtaudio_windows.dll"
 
   ; Qt platforms
   SetOutPath "$INSTDIR\platforms"
-  File /r "${QTDIR}\plugins\platforms\qwindows.dll"
+  File "${QTDIR}\plugins\platforms\qwindows.dll"
+
+  ; Qt styles
+  SetOutPath "$INSTDIR\styles"
+  File /NONFATAL "${QTDIR}\plugins\styles\qwindowsvistastyle.dll"
 
   ; MinGW binaries
   SetOutPath "$INSTDIR"
diff --git a/plugins/VOIP/VOIP.pro b/plugins/VOIP/VOIP.pro
index c178332a0..ccf7f00f9 100644
--- a/plugins/VOIP/VOIP.pro
+++ b/plugins/VOIP/VOIP.pro
@@ -35,7 +35,7 @@ win32 {
 	DEPENDPATH += . $$INC_DIR
 	INCLUDEPATH += . $$INC_DIR
 
-	OPENCV_VERSION = "320"
+	OPENCV_VERSION = "341"
 	USE_PRECOMPILED_LIBS =
 	for(lib, LIB_DIR) {
 #message(Scanning $$lib)
@@ -76,7 +76,7 @@ win32 {
 		message(Use system opencv libraries.)
 		LIBS += -lopencv_core -lopencv_highgui -lopencv_imgproc
 	}
-	LIBS += -lz -lole32 -loleaut32 -luuid -lvfw32 -llibjpeg -llibtiff -llibpng -llibjasper -lIlmImf
+	LIBS += -lzlib -lole32 -loleaut32 -luuid -lvfw32 -llibjpeg -llibtiff -llibpng -llibjasper -lIlmImf
 	LIBS += -lavifil32 -lavicap32 -lavcodec -lavutil -lswresample
 }
 
diff --git a/retroshare-gui/src/retroshare-gui.pro b/retroshare-gui/src/retroshare-gui.pro
index 2fa5aafca..7a6d8d2a9 100644
--- a/retroshare-gui/src/retroshare-gui.pro
+++ b/retroshare-gui/src/retroshare-gui.pro
@@ -169,6 +169,8 @@ win32 {
 	CONFIG(debug, debug|release) {
 		# show console output
 		CONFIG += console
+	} else {
+		CONFIG -= console
 	}
 
 	# Switch on extra warnings