Ubuntu -20.04.2.0- Desktop -amd64.iso share links!

Links:Pan.xunlei.com/s/VMb2D2hRR…

Extract code: FD98

Copy this section of content after opening mobile phone thunderbolt App, view more convenient

1. View the version code

Using a command:

lsb_release -c
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Get the system name of this version system, and you can see that the version name is focal! The code name is different for each version

2. Edit sources.list file.

Run the following command:

nano /etc/apt/sources.list
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3. Now we start to edit the file, first annotate the original content and add the following:

deb http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-security main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-updates main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-backports main restricted universe multiverse
deb http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ focal-proposed main restricted universe multiverse
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CTRL + X save and exit!

4. One-click update command:

apt-get update && apt-get upgrade && apt-get dist-upgrade     && apt-get clean 
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To this APT source has been successfully modified as ali source, great!!