Ubuntu Software Warehouse

This image only contains software packages for 32/64 bit x86 architecture processors. On ARM (arm64, armhf), PowerPC (ppc64el), RISC-V (riscv64), S390x and other architecture devices (corresponding official source is ports. ubuntu. com), please use Ubuntu ports image 。

For the version no longer supported by Ubuntu, please refer to Help for Ubuntu older versions 。

The Ubuntu software source configuration file is /etc/apt/sources.list 。 Make a backup of the file that comes with the system, and replace the file with the following content to use the selected software source image.

 #The source code image is annotated by default to improve the speed of apt update. If necessary, you can uncomment it yourself deb {{endpoint}}/ {{release}} main restricted universe multiverse {{src}}deb-src {{endpoint}}/ {{release}} main restricted universe multiverse deb {{endpoint}}/ {{release}}-updates main restricted universe multiverse {{src}}deb-src {{endpoint}}/ {{release}}-updates main restricted universe multiverse deb {{endpoint}}/ {{release}}-backports main restricted universe multiverse {{src}}deb-src {{endpoint}}/ {{release}}-backports main restricted universe multiverse {{#mirror_security}} deb {{endpoint}}/ {{release}}-security main restricted universe multiverse {{src}}deb-src {{endpoint}}/ {{release}}-security main restricted universe multiverse {{/mirror_security}} {{^mirror_security}} deb  http://security.ubuntu.com/ubuntu/  {{release}}-security main restricted universe multiverse {{src}}deb-src  http://security.ubuntu.com/ubuntu/  {{release}}-security main restricted universe multiverse {{/mirror_security}} #Pre release software source, not recommended {{proposed}}deb {{endpoint}}/ {{release}}-proposed main restricted universe multiverse {{proposed}}{{src}}deb-src {{endpoint}}/ {{release}}-proposed main restricted universe multiverse

Because the synchronization of the mirror station is delayed, the production environment system may not be able to check and install the latest security updates in a timely manner. It is not recommended to replace the security source.