## Ubuntu 24.04

```bash
# 备份原文件（可选）
sudo cp /etc/apt/sources.list.d/ubuntu.sources /etc/apt/sources.list.d/ubuntu.sources.bak
```

```bash
sudo sed -i 's|http://archive.ubuntu.com|http://mirrors.ustc.edu.cn|g' /etc/apt/sources.list.d/ubuntu.sources
```

```bash
sudo sed -i 's|http://security.ubuntu.com|http://mirrors.ustc.edu.cn|g' /etc/apt/sources.list.d/ubuntu.sources
```

```bash
sudo apt update
```