Ubuntu is a desktop-based operating system based on Debian Linux, covering text processing, email, software development tools, and web services, available for users to download, use, and share.
Alibaba Cloud Official Mirror Station: https://developer.aliyun.com/mirror/
For Ali Cloud ECS users, you can use internal domain access directly, and for non-cloud users, you need to use public domain name mirrors.aliyun.com to access.
Open with your familiar editor:
Replace the default
Here is the Ubuntu 21.10 version as an example, the final effect is as follows:
Sudovi / etc / Apt / Sources.list