教你在Debian11更新出现问题解决方案，付上Debian11源

N: Repository ‘http://security.debian.org buster/updates InRelease’ changed its ‘Version’ value from ” to ’10’

apt-get update --allow-releaseinfo-change

# See http://www.debian.org/releases/stable/i386/release-notes/ch-upgrading.html
# for how to upgrade to newer versions of the distribution.
deb http://deb.debian.org/debian bullseye main
deb-src http://deb.debian.org/debian bullseye main

## Major bug fix updates produced after the final release of the
## distribution.
deb http://security.debian.org/ bullseye-security main
deb-src http://security.debian.org/ bullseye-security main
deb http://deb.debian.org/debian bullseye-updates main
deb-src http://deb.debian.org/debian bullseye-updates main

## Uncomment the following two lines to add software from the 'backports'
## repository.
## 
## N.B. software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
deb http://deb.debian.org/debian bullseye-backports main
deb-src http://deb.debian.org/debian bullseye-backports main 

mv /etc/apt/sources.list /etc/apt/sources.list.bak

vi /etc/apt/sources.list

apt-get update