sudo vim /etc/apt/sources.list

点击i，就可以编辑了，然后把这些复制到里面去，

deb https://ci.deepin.com/repo/deepin/deepin-community/testing/ unstable main dde community commercial
deb https://ci.deepin.com/repo/deepin/deepin-community/testing/ unstable/25 main community commercial
deb [trusted=yes] https://ci.deepin.com/repo/obs/deepin:/Develop:/community/deepin_develop/ /
deb [trusted=yes] https://ci.deepin.com/repo/obs/deepin:/Develop:/dde/deepin_develop/ /
deb [trusted=yes] https://ci.deepin.com/repo/obs/deepin:/GPL:/Rust/standard/ /

然后按一下Esc退出编辑，Shfit+：，输入wq!，退出

最后sudo apt update，更新就可以了

sudo vim /etc/apt/sources.list

deb https://community-packages.deepin.com/beige/ beige main commercial community
deb https://proposed-packages.deepin.com/beige-testing/ unstable/25 main commercial community

然后按一下Esc退出编辑，Shfit+：，输入wq，退出

最后

sudo apt update && sudo apt upgrade -y

如果安装了星火应用商店可以用

sudo aptss update && sudo aptss upgrade -y

好的，非常感谢

好的，非常感谢，我下来试一试

升级成功了吗，期待有结果。我现在正在尝试中。。

实测升级后开始菜单看不见 桌面图标显示不全

sudo apt install treeland treeland*

后登陆界面会多个切换图标 可切换到treeland-user