diff --git a/faster_install/for_1.7x.0.0/README.md b/faster_install/for_1.7x.0.0/README.md
index 6c832a1..e04b6e3 100755
--- a/faster_install/for_1.7x.0.0/README.md
+++ b/faster_install/for_1.7x.0.0/README.md
@@ -1,12 +1,14 @@
 # Ubuntu18.04开发环境快速安装脚本
 
 #### 介绍
-该脚本适用于Ubuntu18.04操作系统，可以快速安装C7x的开发环境，包括Python3.7.5环境与MindStudio。
+	该脚本适用于Ubuntu18.04操作系统，可以快速安装C7x的开发环境，包括Python环境与MindStudio。
 #### 使用前准备
 1、Ubuntu18.04版本的虚拟机。
 
 2、到网站（https://www.huaweicloud.com/ascend/resource/Software ）下载用于安装MindStudio的Toolkit包，名字为Ascend-Toolkit-[version]-x86_64-linux_gcc7.3.0.run、Ascend-Toolkit-[version]-arm-linux_gcc7.3.0.run，将两个包放于$HOME目录下。
 
+​      由于有些样例需要用到以下包（看个人需求）：Ascend310-driver-1.73.5.1.b050-ubuntu18.04.aarch64-minirc.tar.gz，故也可以下载下来并自行解压即可（在上面的网站链接中即可下载）。
+
 3、自行配置下载源。（以下给出一种配置源的方法）
 
 （1）点击左边如下图“步骤1”中的图标。
@@ -24,26 +26,30 @@
 #### 使用方法
 1、下载快速安装脚本。Ubuntu服务器的命令行中执行以下命令进入$HOME目录。
 
- **cd $HOME** 
+cd $HOME
 
 命令行中使用以下命令下载faster-install脚本。
 
- **git clone https://gitee.com/ascend/tools.git**  
+git clone 
 
-将faster-install目录下的faster-install.sh脚本拷贝到$HOME目录下。
+将faster-install目录下的faster_install.sh脚本拷贝到$HOME目录下。
 
- **cp ~/tools/faster_install/for_1.7x.0.0/faster_install.sh  .** 
+cp ~/faster-install/faster_install.sh .
 
 执行脚本。
 
- **bash faster-install.sh** 
+bash faster-install.sh
 
-2、安装完成之后会显示以下界面。点击界面中的红色框内的选项。
+2、安装完成之后会显示以下界面。选择下图中红框选项（第三行）并点击OK。
 
-![](img/pic5.png "界面1")
+![](img/pic7.png "界面1")
 
-3、选择下图中的选项，点OK即可。
+3、点击界面中的红色框内的选项。
 
-![](img/pic6.png "界面2")
+![](img/pic5.png "界面2")
 
-4、此时会自动关闭MindStudio，重新启动MindStudio即可。到此C7x开发环境安装完成。
+4、选择下图中的选项，点OK即可。
+
+![](img/pic6.png "界面3")
+
+5、此时会自动关闭MindStudio，重新启动MindStudio即可。到此C7x开发环境安装完成。
\ No newline at end of file
diff --git a/faster_install/for_1.7x.0.0/faster_install.sh b/faster_install/for_1.7x.0.0/faster_install.sh
index f954a78..1a74496 100755
--- a/faster_install/for_1.7x.0.0/faster_install.sh
+++ b/faster_install/for_1.7x.0.0/faster_install.sh
@@ -71,22 +71,23 @@ main()
         	fi
     	fi
 
+	find ~/Ascend/ascend-toolkit/ -name "20.0.*" -exec rm -rf {} \;
 	TOOLKIT_flag=`find ~/Ascend/ascend-toolkit/ -name "20.0.*" 2> /dev/null`
 	if [[ ! $TOOLKIT_flag ]];then
-		TOOLKIT_flag_arm64=`find $HOME -maxdepth 1 -name "Ascend-Toolkit-*-arm64-linux_gcc7.3.0.run" 2> /dev/null`
+		TOOLKIT_flag_arm64=`find $HOME -maxdepth 1 -name "Ascend-*-arm64-*.run" 2> /dev/null`
     	if [[ ! $TOOLKIT_flag_arm64 ]];then
 				echo "[Error]:Can not find the Ascend-Toolkit-[version]-arm64-linux_gcc7.3.0.run package, please go to the official website to download the Toolkit installation package you need."
 				echo "Exit installation."
-		return 1
+				return 1
 		else
 				TOOLKIT_arm64="YES"
     	fi
 
-		TOOLKIT_flag_x86_64=`find $HOME -maxdepth 1 -name "Ascend-Toolkit-*-x86_64-linux_gcc7.3.0.run" 2> /dev/null`
+		TOOLKIT_flag_x86_64=`find $HOME -maxdepth 1 -name "Ascend-*-x86_64-*.run" 2> /dev/null`
         if [[ ! $TOOLKIT_flag_x86_64 ]];then
 				echo "[Error]:Can not find the Ascend-Toolkit-[version]-x86_64-linux_gcc7.3.0.run package, please go to the official website to download the Toolkit installation package you need."
 				echo "Exit installation."
-		return 1
+				return 1
 		else
 				TOOLKIT_x86_64="YES"
 		fi
@@ -105,30 +106,10 @@ main()
             		echo "ERROR: download failed, please check Network."
             		rm -rf $HOME/mindstudio.tar.gz
             		return 1
-        	fi
-    	fi
-
-	if [[ $TOOLKIT_arm64 ]];then
-		find Ascend-Toolkit-*-arm64-linux_gcc7.3.0.run -exec chmod 777 {} \;
-		find Ascend-Toolkit-*-arm64-linux_gcc7.3.0.run -exec ./{} --install \;
-        	if [ $? -ne 0 ];then
-            		echo "ERROR: install failed, please verify that the toolkit-arm64 package is installed."
-            		rm -rf $HOME/Ascend-Toolkit-20.0.RC1-arm64-linux_gcc7.3.0.run
-            		return 1
-        	fi
-    	fi
-
-	if [[ $TOOLKIT_x86_64 ]];then
-		find Ascend-Toolkit-*-x86_64-linux_gcc7.3.0.run -exec chmod 777 {} \;
-		find Ascend-Toolkit-*-x86_64-linux_gcc7.3.0.run -exec ./{} --install \;
-        	if [ $? -ne 0 ];then
-            		echo "ERROR: install failed, please verify that the toolkit-x86_64 package is installed."
-            		rm -rf $HOME/Ascend-Toolkit-20.0.RC1-x86_64-linux_gcc7.3.0.run
-            		return 1
 			else
-					Toolkit_bashrc_flag="YES"
+					Min_bashrc_flag="YES"
 			fi
-    fi
+    	fi
 	
 	sudo apt-get install -y gcc g++ make cmake unzip zlib1g zlib1g-dev libsqlite3-dev openssl libssl-dev libffi-dev pciutils net-tools
 	if [ $? -ne 0 ];then
@@ -208,7 +189,30 @@ main()
 		Pip_bashrc_flag="YES"
 	fi
 
-	cd ~
+	cd $HOME
+	if [[ $TOOLKIT_arm64 ]];then
+			find Ascend-*-arm64-*.run -exec chmod 777 {} \;
+			find Ascend-*-arm64-*.run -exec ./{} --install \;
+        	if [ $? -ne 0 ];then
+            		echo "ERROR: install failed, please verify that the toolkit-arm64 package is installed."
+            		return 1
+			else
+					Toolkit_bashrc_flag1="YES"
+        	fi
+    	fi
+
+	if [[ $TOOLKIT_x86_64 ]];then
+			find Ascend-*-x86_64-*.run -exec chmod 777 {} \;
+			find Ascend-*-x86_64-*.run -exec ./{} --install \;
+        	if [ $? -ne 0 ];then
+            		echo "ERROR: install failed, please verify that the toolkit-x86_64 package is installed."
+            		return 1
+			else
+					Toolkit_bashrc_flag2="YES"
+			fi
+    fi
+
+	cd $HOME
 	tar zxvf mindstudio.tar.gz
 	
 	if [[ $Min_bashrc_flag ]];then
@@ -216,7 +220,7 @@ main()
 			echo "export ASCEND_OPP_PATH=${install_path}/opp" >> ~/.bashrc
 	fi
 	
-	if [[ $Toolkit_bashrc_flag ]];then
+	if [[ $Toolkit_bashrc_flag1 ]] && [[ $Toolkit_bashrc_flag2 ]];then
 			find ~/Ascend/ascend-toolkit/ -name "20.0.*" -exec echo "export install_path={}" >> ~/.bashrc \;
 	fi
 	
diff --git a/faster_install/for_1.7x.0.0/img/pic7.png b/faster_install/for_1.7x.0.0/img/pic7.png
new file mode 100755
index 0000000..0753a06
Binary files /dev/null and b/faster_install/for_1.7x.0.0/img/pic7.png differ