我曾尝试升级 ubuntu，但从那时起我的电脑就一直出现故障，设置基本上没有响应，最让我担心的是：无法正常关闭我的电脑。
我目前正在使用 ubuntu 20.04，并尝试更新到 20.04.1 LTS
我该怎么做才能查看哪里出了问题？似乎故障越来越多，我担心会造成严重损害
我目前正在使用 ubuntu 20.04，并尝试更新到 20.04.1 LTS，我该怎么做才能查看哪里出了问题？似乎故障越来越多，我担心会造成严重损害
l@l-laptop:~$ sudo apt autoremove
[sudo] password for l:
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.
l@l-laptop:~$ sudo apt dist-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
l@l-laptop:~$ sudo do-release-upgrade -d -f DistUpgradeViewGtk3
Checking for a new Ubuntu release
Upgrades to the development release are only
available from the latest supported release.
l@l-laptop:~$ sudo apt update
[sudo] password for l:
Hit:1 http://ppa.launchpad.net/blaze/rtbth-dkms/ubuntu focal InRelease
Hit:2 http://ppa.launchpad.net/c2d4u.team/c2d4u4.0+/ubuntu focal InRelease
Hit:3 http://be.archive.ubuntu.com/ubuntu focal InRelease
Hit:4 https://cloud.r-project.org/bin/linux/ubuntu focal-cran40/ InRelease
Hit:5 http://ppa.launchpad.net/gencfsm/ppa/ubuntu focal InRelease
Get:6 http://security.ubuntu.com/ubuntu focal-security InRelease [114 kB]
Hit:7 https://cloud.r-project.org/bin/linux/ubuntu bionic-cran40/ InRelease
Get:8 http://be.archive.ubuntu.com/ubuntu focal-updates InRelease [114 kB]
Get:9 http://be.archive.ubuntu.com/ubuntu focal-backports InRelease [108 kB]
Fetched 336 kB in 1s (332 kB/s)
Reading package lists... Done
Building dependency tree
Reading state information... Done
1 package can be upgraded. Run 'apt list --upgradable' to see it.
当我尝试重新启动它时，它会显示黑屏，顶部永远显示 _
