http://jingyan.baidu.com/article/fec7a1e5d79f0b1191b4e74e.html
First, enter the website https://github.com/mybatis in the browser
Next, click mybatis-3
Then click: releases
Then click on the version under Downloads, for example, the first one is mybatis-3.4.4.zip. There are other versions below this page, mybatis-3.4.3, etc. mybatis-3.2.4 , etc.