将下载的 Matlab2009a.zip 解压
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/edd84743040148fe41e86ed88fd149299b88023d.jpg)
点击 setup.exe 进行安装
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/de9bfa3b3b86022120fda0e5d8bbf82065fb723d.jpg)
选择 "install manually without using the internet"离线安装
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/874f6275e5f4fcf548a7097d21d7726b0de2bd3d.jpg)
选择 Yes
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/1562a0b9763e21c2097cd263e6e89a618725b13d.jpg)
打开 crack 目录中的 install.txt, 找到 install key
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/e86ba4b842406afe07bec2761eee41c1b6279f3d.jpg)
选择自定义安装 /或典型安装
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/274e9635dd8a59de98adbbb2b370d5413b8c843d.jpg)
指定安装目录
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/e6ae36066b0192ddc2ea85401a87031c98c0f03d.jpg)
选择 Yes
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/db196cdade49610f84fd9eb7a56817e950e1d23d.jpg)
选择需要安装的工具箱
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/ed792abb19efa25f24bff1c859828689a0463b02.jpg)
选择 Next
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/ce26355fd546059686bfc7633e03c8d247fe2502.jpg)
选择 Install
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/1f9feadca039131f9947e06ae275f2c4ed990a02.jpg)
开始安装 ,这个过程时间有点长，耐心等待
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/49bf00425d6b04d12b82a93bb213e8e5edee0102.jpg)
安装好后需要激活
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/82eff6d7592ae3ef9dd3278254b6326c56666402.jpg)
选择 "Activate manually without the internet" 离线激活
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/49701aebf6a75f0f1780475d97324b18502c4c02.jpg)
选择第一项，点击 Browse
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/7a3e980e7c75e5f4595eddbeb1ceaad7736bbc02.jpg)
找到 crack 目录中的 license_standalone.dat
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/bff8683e21c2bbd6527b5e5b116186254093ae02.jpg)
选好之后看到路径已经选择好了激活文件
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/a48bc2e8904800fca75cabbdd42043715edb9302.jpg)
成功激活 ，就finish了
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/8b3643dd884ce54ac38cd45ca3066b0193ddf702.jpg)
恭喜，这就可以enjoy了，good good study，day day up！
![matlab 2009a安装和激活教程：[1]7.8版](https://exp-picture.cdn.bcebos.com/03f26bd7997bbbf4d1f441695549610f8a56d602.jpg)
注意事项：选择的安装路径最好为英文目录！在7.0版本的时候，安装目录还不允许有空格，比如program files 是会出错的。
