1、执行更改命令

sudo tzselect

- 1.

依次输入如下数字

![ubuntu18.04修改UTC时区为CST_ubuntu18.04 UTC](https://s2.51cto.com/images/202112/959efc71153450968a87311c77ab119dafadb8.png?x-oss-process=image/watermark,size_14,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_30,g_se,x_10,y_10,shadow_20,type_ZmFuZ3poZW5naGVpdGk=/format,webp/resize,m_fixed,w_1184)

提示如下信息为更改成功

![ubuntu18.04修改UTC时区为CST_ubuntu18.04 UTC_02](https://s2.51cto.com/images/202112/c8e3b19098d0330fe72357c49fefadc45d31d7.png?x-oss-process=image/watermark,size_14,text_QDUxQ1RP5Y2a5a6i,color_FFFFFF,t_30,g_se,x_10,y_10,shadow_20,type_ZmFuZ3poZW5naGVpdGk=/format,webp/resize,m_fixed,w_1184)

2、创建软连接

sudo ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime