diff --git a/Makefile b/Makefile
index ae294aec..fb97acb7 100644
--- a/Makefile
+++ b/Makefile
@@ -39,8 +39,9 @@ prepare:
 		mkdir -p $(TARGET); tar -xf $(BR_FILE) -C $(TARGET); \
 		if grep "BR2_OPENIPC_SOC_FAMILY=\"k230\"" $(CONFIG) >/dev/null ; then \
 			$(TARGET)/buildroot-$(BR_VER)/support/scripts/apply-patches.sh -s \
-			$(TARGET)/buildroot-$(BR_VER)/ general/package/canaan_k230_sdk/buildroot_patch/ *.patch; fi; \
-		fi
+			$(TARGET)/buildroot-$(BR_VER)/ \
+			general/package/canaan_k230_sdk/buildroot_patch/      *.patch;   fi; \
+	fi
 
 
 help:
diff --git a/br-ext-chip-canaan/configs/k230_canmv_01studio_defconfig b/br-ext-chip-canaan/configs/k230_canmv_01studio_defconfig
index d31808eb..b76a397e 100644
--- a/br-ext-chip-canaan/configs/k230_canmv_01studio_defconfig
+++ b/br-ext-chip-canaan/configs/k230_canmv_01studio_defconfig
@@ -1,6 +1,8 @@
 BR2_riscv=y
 BR2_RISCV_ISA_RVC=y
 BR2_RISCV_ISA_RVV=y
+
+# Toolchain
 BR2_TOOLCHAIN_EXTERNAL=y
 BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y
 BR2_TOOLCHAIN_EXTERNAL_PATH="/opt/toolchain/Xuantie-900-gcc-linux-6.6.0-glibc-x86_64-V3.0.2/"
@@ -11,14 +13,14 @@ BR2_TOOLCHAIN_EXTERNAL_CUSTOM_GLIBC=y
 BR2_TOOLCHAIN_EXTERNAL_CXX=y
 BR2_TOOLCHAIN_EXTERNAL_FORTRAN=y
 BR2_TOOLCHAIN_EXTERNAL_OPENMP=y
+
+# Filesystem
 BR2_TARGET_OPTIMIZATION="-mcpu=c908v -Wno-implicit-function-declaration -Wno-incompatible-pointer-types"
 BR2_DL_DIR="$(TOPDIR)/../../dl"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="$(BR2_EXTERNAL)/package/canaan_k230_sdk/canaan_k230_post-image.sh"
-BR2_PACKAGE_MBEDTLS=y
-BR2_PACKAGE_LIBSRTP=y
-BR2_PACKAGE_CONNMAN=y
-# BR2_PACKAGE_CONNMAN_ETHERNET is not set
-BR2_PACKAGE_WPA_SUPPLICANT=y
+
+
+
 BR2_TARGET_ROOTFS_EXT2=y
 BR2_TARGET_ROOTFS_EXT2_4=y
 BR2_TARGET_ROOTFS_EXT2_SIZE="300M"
@@ -27,26 +29,30 @@ BR2_PACKAGE_HOST_UBOOT_TOOLS=y
 BR2_OPENIPC_SOC_VENDOR="canaan"
 BR2_OPENIPC_SOC_MODEL="k230"
 BR2_OPENIPC_SOC_FAMILY="k230"
-BR2_PACKAGE_AWS_PRODUCER=y
-BR2_PACKAGE_AWS_WEBRTC=y
+# BR2_PACKAGE_AWS_PRODUCER=y
+# BR2_PACKAGE_AWS_WEBRTC=y
+
+
+
+BR2_PACKAGE_CANAAN_K230_SDK=y
+
+# Packages
 BR2_PACKAGE_DROPBEAR_OPENIPC=y
 BR2_PACKAGE_IPCTOOL=y
 BR2_PACKAGE_JSONFILTER=y
-BR2_PACKAGE_LAME_OPENIPC=y
+BR2_PACKAGE_LIBCURL_OPENIPC=y
 BR2_PACKAGE_LIBCURL_OPENIPC_CURL=y
+# BR2_PACKAGE_LIBCURL_OPENIPC_PROXY_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_COOKIES_SUPPORT is not set
+# BR2_PACKAGE_LIBCURL_OPENIPC_EXTRA_PROTOCOLS_FEATURES is not set
 BR2_PACKAGE_LIBEVENT_OPENIPC=y
 BR2_PACKAGE_LIBOGG_OPENIPC=y
-BR2_PACKAGE_LIBSRTP_OPENIPC=y
-BR2_PACKAGE_LIBWEBSOCKETS_OPENIPC=y
 BR2_PACKAGE_MAJESTIC_FONTS=y
 BR2_PACKAGE_MAJESTIC_WEBUI=y
+#BR2_PACKAGE_MAJESTIC=y
+BR2_PACKAGE_MBEDTLS_OPENIPC=y
 BR2_PACKAGE_MOTORS=y
 BR2_PACKAGE_OPUS_OPENIPC=y
-BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
-BR2_PACKAGE_QUIRC_OPENIPC=y
-BR2_PACKAGE_UACME_OPENIPC=y
-BR2_PACKAGE_USRSCTP=y
+#BR2_PACKAGE_OPUS_OPENIPC_FIXED_POINT=y
 BR2_PACKAGE_VTUND_OPENIPC=y
 BR2_PACKAGE_YAML_CLI=y
-BR2_PACKAGE_ZEROTIER_ONE=y
-BR2_PACKAGE_CANAAN_K230_SDK=y