Ubuntu 18.04如何升级为Ubuntu 20.04-文档中心-青果网络

1.输入该命令按回车键：`sudo apt update`

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/114523f1882be.jpg)

2.输入该命令按回车键：`sudo apt upgrade`

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/1145235099a14.jpg)

3.按照提示输入`Y`按回车键

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/114523b768afe.jpg)

4.按照默认选项按回车键

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/114523e5a174b.jpg)

5.输入该命令按回车键：`sudo do-release-upgrade -c`

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/1145232035202.jpg)

6.输入该命令按回车键：`reboot`

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/11452397a0e6e.jpg)

7.输入该命令按回车键：`sudo do-release-upgrade`

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/11452344d8a1f.jpg)

8.按照提示输入`y`按回车键

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/1145232db8412.jpg)

9.按照提示按回车键

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/1145237f1eac1.jpg)

10.按照提示输入`y`按回车键

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/1145230ca71a2.jpg)

11.按照提示输入`y`按回车键

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/11452488cdec6.jpg)

12.按照提示输入`y`按回车键

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/11452457b9d91.jpg)

13.输入该命令按回车键：`lsb_release -a`

![img](https://public-1251015552.cos.ap-guangzhou.myqcloud.com/Uploads/image/2024-01-04/1145244ca7072.jpg)

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Ubuntu 18.04如何升级为Ubuntu 20.04