https://www.sysgeek.cn/install-ubuntu-22-04-lts/#:~:text=如何安装 Ubuntu 22.04 LTS 桌面版，详细步骤 1 安装 Ubuntu,22.04 LTS 6 步骤5：完成 Ubuntu 22.04 LTS 安装

环境配置

https://blog.csdn.net/Cris_Hu/article/details/124711093

sudo gedit /etc/apt/sources.list

# 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-updates main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-backports main restricted universe multiverse
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-security main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-security main restricted universe multiverse
 
# 预发布软件源，不建议启用
# deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-proposed main restricted universe multiverse
# deb-src https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ jammy-proposed main restricted universe multiverse

sudo apt update
 
sudo apt upgrade

2. 及时替换python 的pip源

cd ~
mkdir .pip
sudo gedit ~/.pip/pip.conf

在文本输入下面内容，并保存：

[global]
index-url = https://pypi.tuna.tsinghua.edu.cn/simple/ 
[install]
trusted-host = pypi.tuna.tsinghua.edu.cn