当我尝试使用终端安装 Bookworm 时：
$ sudo apt-get install bookworm
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
bookworm : Depends: com.github.babluboy.bookworm but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
答案1
尝试添加基本 PPA：
sudo add-apt-repository ppa:elementary-os/stable
sudo apt-get update
apt-get install com.github.babluboy.bookworm
安装 bookworm 后，删除基本 PPA。