sudo: grub-customizer: command not found

Я попытался изменить уровень операционной системы в меню загрузки с помощью следующих инструкций:

Поэтому он не устанавливает grub-customizer для меня и приводит следующую ошибку:

sudo: grub-customizer: command not found

Вся информация о процессе:

(base) so@so-Lenovo-ideapad-310-15IKB:~$ sudo add-apt-repository ppa:danielrichter2007/grub-customizer
 This PPA contains the latest release of Grub Customizer.

sudo add-apt-repository ppa:danielrichter2007/grub-customizer
sudo apt-get update
sudo apt-get install grub-customizer
 More info: https://launchpad.net/~danielrichter2007/+archive/ubuntu/grub-customizer
Press [ENTER] to continue or Ctrl-c to cancel adding it.

Hit:1 http://archive.canonical.com bionic InRelease                            
Hit:2 http://deb.anydesk.com all InRelease                                     
Hit:3 http://ppa.launchpad.net/samoilov-lex/aftl-stable/ubuntu artful InRelease
Hit:4 http://ir.archive.ubuntu.com/ubuntu bionic InRelease                     
Get:5 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB]    
Hit:6 http://ir.archive.ubuntu.com/ubuntu bionic-updates InRelease             
Hit:7 http://ppa.launchpad.net/alexlarsson/flatpak/ubuntu bionic InRelease     
Hit:8 http://ir.archive.ubuntu.com/ubuntu bionic-backports InRelease           
Get:9 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic InRelease [15.4 kB]
Hit:10 http://ppa.launchpad.net/fixnix/netspeed/ubuntu bionic InRelease        
Get:11 http://security.ubuntu.com/ubuntu bionic-security/main i386 Packages [950 kB]
Ign:12 http://ppa.launchpad.net/hplip-isv/ppa/ubuntu bionic InRelease          
Hit:13 http://ppa.launchpad.net/micahflee/ppa/ubuntu bionic InRelease          
Hit:14 http://ppa.launchpad.net/mozillateam/firefox-next/ubuntu bionic InRelease
Hit:15 http://dl.google.com/linux/chrome/deb stable InRelease                  
Hit:16 http://ppa.launchpad.net/obsproject/obs-studio/ubuntu bionic InRelease  
Hit:17 http://ppa.launchpad.net/openjdk-r/ppa/ubuntu bionic InRelease          
Hit:18 http://ppa.launchpad.net/slgobinath/uget-chrome-wrapper/ubuntu bionic InRelease
Hit:19 http://ppa.launchpad.net/teejee2008/ppa/ubuntu bionic InRelease         
Hit:20 http://ppa.launchpad.net/thomas-schiex/blender/ubuntu bionic InRelease  
Hit:21 http://ppa.launchpad.net/uget-team/ppa/ubuntu bionic InRelease          
Get:22 http://security.ubuntu.com/ubuntu bionic-security/main amd64 Packages [1,639 kB]
Ign:23 http://ppa.launchpad.net/upubuntu-com/tor/ubuntu bionic InRelease       
Hit:24 http://ppa.launchpad.net/webupd8team/java/ubuntu bionic InRelease       
Hit:25 http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu bionic InRelease 
Err:26 http://ppa.launchpad.net/hplip-isv/ppa/ubuntu bionic Release            
  404  Not Found [IP: 91.189.95.85 80]
Err:27 http://ppa.launchpad.net/upubuntu-com/tor/ubuntu bionic Release         
  404  Not Found [IP: 91.189.95.85 80]
Get:28 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic/main i386 Packages [680 B]
Get:29 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic/main amd64 Packages [680 B]
Get:30 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic/main Translation-en [356 B]
Reading package lists... Done                                                  
E: The repository 'http://ppa.launchpad.net/hplip-isv/ppa/ubuntu bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://ppa.launchpad.net/upubuntu-com/tor/ubuntu bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
(base) so@so-Lenovo-ideapad-310-15IKB:~$ sudo apt-get update
Hit:1 http://ir.archive.ubuntu.com/ubuntu bionic InRelease                     
Hit:2 http://ir.archive.ubuntu.com/ubuntu bionic-updates InRelease             
Hit:3 http://ppa.launchpad.net/samoilov-lex/aftl-stable/ubuntu artful InRelease
Hit:4 http://ir.archive.ubuntu.com/ubuntu bionic-backports InRelease           
Hit:5 http://ppa.launchpad.net/alexlarsson/flatpak/ubuntu bionic InRelease     
Hit:6 http://ppa.launchpad.net/danielrichter2007/grub-customizer/ubuntu bionic InRelease
Hit:7 http://ppa.launchpad.net/fixnix/netspeed/ubuntu bionic InRelease         
Ign:8 http://ppa.launchpad.net/hplip-isv/ppa/ubuntu bionic InRelease           
Hit:9 http://ppa.launchpad.net/micahflee/ppa/ubuntu bionic InRelease           
Hit:10 http://ppa.launchpad.net/mozillateam/firefox-next/ubuntu bionic InRelease
Hit:11 http://ppa.launchpad.net/obsproject/obs-studio/ubuntu bionic InRelease  
Hit:12 http://ppa.launchpad.net/openjdk-r/ppa/ubuntu bionic InRelease          
Hit:13 http://ppa.launchpad.net/slgobinath/uget-chrome-wrapper/ubuntu bionic InRelease
Hit:14 http://ppa.launchpad.net/teejee2008/ppa/ubuntu bionic InRelease         
Hit:15 http://security.ubuntu.com/ubuntu bionic-security InRelease             
Hit:16 http://ppa.launchpad.net/thomas-schiex/blender/ubuntu bionic InRelease  
Hit:17 http://deb.anydesk.com all InRelease                                    
Hit:18 http://ppa.launchpad.net/uget-team/ppa/ubuntu bionic InRelease          
Ign:19 http://ppa.launchpad.net/upubuntu-com/tor/ubuntu bionic InRelease       
Hit:20 http://ppa.launchpad.net/webupd8team/java/ubuntu bionic InRelease       
Hit:21 http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu bionic InRelease 
Err:22 http://ppa.launchpad.net/hplip-isv/ppa/ubuntu bionic Release            
  404  Not Found [IP: 91.189.95.85 80]
Err:23 http://ppa.launchpad.net/upubuntu-com/tor/ubuntu bionic Release         
  404  Not Found [IP: 91.189.95.85 80]
Hit:24 http://dl.google.com/linux/chrome/deb stable InRelease                  
Err:25 http://archive.canonical.com bionic InRelease                
  Could not resolve 'archive.canonical.com'
Reading package lists... Done           
E: The repository 'http://ppa.launchpad.net/hplip-isv/ppa/ubuntu bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
E: The repository 'http://ppa.launchpad.net/upubuntu-com/tor/ubuntu bionic Release' does not have a Release file.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
(base) so@so-Lenovo-ideapad-310-15IKB:~$ sudo grub-customizer
sudo: grub-customizer: command not found

И моя версия ОС:

 lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description:    Ubuntu 18.04.5 LTS
Release:    18.04
Codename:   bionic

Update1:

Странно, что он может установить его с помощью Synaptic Пакета Manager так:

Обновление 2:

На основании некоторых ответов я попытался установить его с помощью команды bash и удалил его из Synaptic Пакета Manager и установил его с помощью команды sudo apt install grub-customizer , и это работает для меня, регистрации ниже:

sudo apt-get install grub-customizer
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages were automatically installed and are no longer required:
  activity-log-manager blueman cinnamon-common cinnamon-control-center-data
  cinnamon-screensaver cinnamon-screensaver-x-plugin cinnamon-settings-daemon
  cjs fonts-lato geoclue geoclue-ubuntu-geoip gir1.2-caribou-1.0
  gir1.2-cinnamondesktop-3.0 gir1.2-cmenu-3.0 gir1.2-cvc-1.0 gir1.2-gkbd-3.0
  gir1.2-gtkclutter-1.0 gir1.2-keybinder-3.0 gir1.2-meta-muffin-0.0
  gir1.2-xapp-1.0 gir1.2-xkl-1.0 gist gnome-backgrounds hwdata
  indicator-applet indicator-bluetooth indicator-datetime indicator-keyboard
  indicator-messages indicator-power indicator-sound iso-flags-png-320x240
  libaccounts-glib0 libcaribou-common libcaribou0 libcinnamon-control-center1
  libcinnamon-desktop4 libcinnamon-menu-3-0 libcjs0 libcscreensaver0 libcvc0
  libfcitx-config4 libfcitx-gclient1 libfcitx-utils0 libgeoclue0
  libgeonames-common libgeonames0 libido3-0.1-0 libjpeg-turbo-progs
  libkeybinder-3.0-0 liblightdm-gobject-1-0 libmozjs-38-0 libnemo-extension1
  libnm-glib4 libnm-gtk0 libnm-util2 libpanel-applet3 libruby2.5
  libtimezonemap-data libtimezonemap1 libunity-control-center1
  libunity-settings-daemon1 liburl-dispatcher1 libxapp1
  linux-hwe-5.4-headers-5.4.0-53 linux-hwe-5.4-headers-5.4.0-56
  linux-hwe-5.4-headers-5.4.0-58 linux-hwe-5.4-headers-5.4.0-59
  linux-hwe-5.4-headers-5.4.0-60 linux-hwe-5.4-headers-5.4.0-62
  linux-hwe-5.4-headers-5.4.0-64 linux-hwe-5.4-headers-5.4.0-65
  metacity-common nemo nemo-data nemo-fileroller python-bs4 python-chardet
  python-html5lib python-lxml python-pexpect python-ptyprocess
  python-pyinotify python-webencodings python3-setproctitle python3-xapp
  python3-xlib rake ruby ruby-did-you-mean ruby-json ruby-minitest
  ruby-net-telnet ruby-power-assert ruby-test-unit ruby2.5
  rubygems-integration ubuntu-touch-sounds unity-settings-daemon xapps-common
  xscreensaver-data xscreensaver-data-extra
Use 'sudo apt autoremove' to remove them.
The following NEW packages will be installed:
  grub-customizer
0 upgraded, 1 newly installed, 0 to remove and 6 not upgraded.
Need to get 0 B/1,154 kB of archives.
After this operation, 7,669 kB of additional disk space will be used.
Selecting previously unselected package grub-customizer.
(Reading database ... 558067 files and directories currently installed.)
Preparing to unpack .../grub-customizer_5.1.0-0ubuntu1~ppa1b_amd64.deb ...
Unpacking grub-customizer (5.1.0-0ubuntu1~ppa1b) ...
Setting up grub-customizer (5.1.0-0ubuntu1~ppa1b) ...
Processing triggers for gnome-menus (3.13.3-11ubuntu1.1) ...
Processing triggers for hicolor-icon-theme (0.17-2) ...
Processing triggers for mime-support (3.60ubuntu1) ...
Processing triggers for desktop-file-utils (0.23-1ubuntu3.18.04.2) ...
Processing triggers for man-db (2.8.3-2ubuntu0.1) ...

Спасибо.