OK, entendi.
Vou colocar o resultado dos comandos que me mandou para fins Didáticos ,já que o problema foi resolvido:
jcgarces@jcgarces-K45A:~$ sudo apt update
[sudo] senha para jcgarces:
Atingido:1 http://dl.google.com/linux/chrome/deb stable InRelease
Atingido:2 http://archive.ubuntu.com/ubuntu focal InRelease
Atingido:3 http://ppa.launchpad.net/alexlarsson/flatpak/ubuntu focal InRelease
Atingido:4 http://security.ubuntu.com/ubuntu focal-security InRelease
Atingido:5 http://archive.ubuntu.com/ubuntu focal-security InRelease
Atingido:6 http://archive.canonical.com/ubuntu focal InRelease
Atingido:7 http://archive.ubuntu.com/ubuntu focal-updates InRelease
Atingido:8 http://ppa.launchpad.net/appgrid/stable/ubuntu focal InRelease
Atingido:9 http://archive.ubuntu.com/ubuntu focal-backports InRelease
Atingido:10 http://ppa.launchpad.net/costales/folder-color/ubuntu focal InRelease
Ign:11 http://repo.uniaolivre.com/packages trusty InRelease
Atingido:12 http://ppa.launchpad.net/pinta-maintainers/pinta-stable/ubuntu focal InRelease
Err:13 http://repo.uniaolivre.com/packages trusty Release
404 Not Found [IP: 183.90.253.3 80]
Atingido:14 http://ppa.launchpad.net/qbittorrent-team/qbittorrent-stable/ubuntu focal InRelease
Ign:15 http://ppa.launchpad.net/trebelnik-stefina/ubuntu-tweak/ubuntu focal InRelease
Ign:16 http://ppa.launchpad.net/tualatrix/ppa/ubuntu focal InRelease
Atingido:17 http://ppa.launchpad.net/yannubuntu/boot-repair/ubuntu focal InRelease
Err:18 http://ppa.launchpad.net/trebelnik-stefina/ubuntu-tweak/ubuntu focal Release
404 Not Found [IP: 2001:67c:1560:8008::19 80]
Err:19 http://ppa.launchpad.net/tualatrix/ppa/ubuntu focal Release
404 Not Found [IP: 2001:67c:1560:8008::19 80]
Lendo listas de pacotes... Pronto
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Translations (main/i18n/Translation-pt_BR) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Translations (main/i18n/Translation-pt) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11 (main/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11-icons-small (main/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11-icons-hidpi (main/dep11/icons-64x64@2.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target CNF (main/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target CNF (main/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
E: The repository 'http://repo.uniaolivre.com/packages trusty 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/trebelnik-stefina/ubuntu-tweak/ubuntu focal 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/tualatrix/ppa/ubuntu focal 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.
W: Target Packages (main/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Packages (main/binary-all/Packages) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Translations (main/i18n/Translation-pt_BR) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Translations (main/i18n/Translation-pt) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target Translations (main/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11 (main/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11 (main/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11-icons-small (main/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11-icons (main/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target DEP-11-icons-hidpi (main/dep11/icons-64x64@2.tar) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target CNF (main/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
W: Target CNF (main/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list.d/google-chrome.list:3 and /etc/apt/sources.list.d/google-chrome.list:4
jcgarces@jcgarces-K45A:~$ sudo apt full-upgrade -y
Lendo listas de pacotes... Pronto
Construindo árvore de dependências
Lendo informação de estado... Pronto
Calculando atualização... Pronto
Os seguintes pacotes foram instalados automaticamente e já não são necessários:
libfprint-2-tod1 libllvm9
Utilize 'sudo apt autoremove' para os remover.
Os NOVOS pacotes a seguir serão instalados:
linux-headers-5.8.0-40-generic linux-hwe-5.8-headers-5.8.0-40
linux-image-5.8.0-40-generic linux-modules-5.8.0-40-generic
linux-modules-extra-5.8.0-40-generic
Os pacotes a seguir serão mantidos em suas versões atuais:
folder-color
Os pacotes a seguir serão atualizados:
libnetplan0 linux-generic-hwe-20.04 linux-headers-generic-hwe-20.04
linux-image-generic-hwe-20.04 linux-libc-dev netplan.io
ubuntu-drivers-common update-notifier update-notifier-common
9 pacotes atualizados, 5 pacotes novos instalados, 0 a serem removidos e 1 não atualizados.
É preciso baixar 78,7 MB de arquivos.
Depois desta operação, 372 MB adicionais de espaço em disco serão usados.
Obter:1 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 ubuntu-drivers-common amd64 1:0.8.4~0.20.04.3 [44,7 kB]
Obter:2 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 update-notifier amd64 3.192.30.4 [56,5 kB]
Obter:3 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 update-notifier-common all 3.192.30.4 [131 kB]
Obter:4 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 libnetplan0 amd64 0.101-0ubuntu3~20.04.2 [28,5 kB]
Obter:5 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 netplan.io amd64 0.101-0ubuntu3~20.04.2 [94,2 kB]
Obter:6 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-modules-5.8.0-40-generic amd64 5.8.0-40.45~20.04.1 [15,0 MB]
Obter:7 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-image-5.8.0-40-generic amd64 5.8.0-40.45~20.04.1 [9.500 kB]
Obter:8 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-modules-extra-5.8.0-40-generic amd64 5.8.0-40.45~20.04.1 [40,1 MB]
Obter:9 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-generic-hwe-20.04 amd64 5.8.0.40.45~20.04.25 [1.932 B]
Obter:10 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-image-generic-hwe-20.04 amd64 5.8.0.40.45~20.04.25 [2.624 B]
Obter:11 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-hwe-5.8-headers-5.8.0-40 all 5.8.0-40.45~20.04.1 [11,3 MB]
Obter:12 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-headers-5.8.0-40-generic amd64 5.8.0-40.45~20.04.1 [1.236 kB]
Obter:13 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-headers-generic-hwe-20.04 amd64 5.8.0.40.45~20.04.25 [2.516 B]
Obter:14 http://archive.ubuntu.com/ubuntu focal-updates/main amd64 linux-libc-dev amd64 5.4.0-64.72 [1.116 kB]
Baixados 78,7 MB em 16s (4.935 kB/s)
Pré-configurando pacotes ...
(Lendo banco de dados ... 212779 ficheiros e directórios actualmente instalados.
)
A preparar para desempacotar .../00-ubuntu-drivers-common_1%3a0.8.4~0.20.04.3_am
d64.deb ...
A descompactar ubuntu-drivers-common (1:0.8.4~0.20.04.3) sobre (1:0.8.1.1) ...
A preparar para desempacotar .../01-update-notifier_3.192.30.4_amd64.deb ...
A descompactar update-notifier (3.192.30.4) sobre (3.192.30) ...
A preparar para desempacotar .../02-update-notifier-common_3.192.30.4_all.deb ..
.
A descompactar update-notifier-common (3.192.30.4) sobre (3.192.30) ...
A preparar para desempacotar .../03-libnetplan0_0.101-0ubuntu3~20.04.2_amd64.deb
...
A descompactar libnetplan0:amd64 (0.101-0ubuntu3~20.04.2) sobre (0.99-0ubuntu3~2
0.04.2) ...
A preparar para desempacotar .../04-netplan.io_0.101-0ubuntu3~20.04.2_amd64.deb
...
A descompactar netplan.io (0.101-0ubuntu3~20.04.2) sobre (0.99-0ubuntu3~20.04.2)
...
A seleccionar pacote anteriormente não seleccionado linux-modules-5.8.0-40-gener
ic.
A preparar para desempacotar .../05-linux-modules-5.8.0-40-generic_5.8.0-40.45~2
0.04.1_amd64.deb ...
A descompactar linux-modules-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
A seleccionar pacote anteriormente não seleccionado linux-image-5.8.0-40-generic
.
A preparar para desempacotar .../06-linux-image-5.8.0-40-generic_5.8.0-40.45~20.
04.1_amd64.deb ...
A descompactar linux-image-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
A seleccionar pacote anteriormente não seleccionado linux-modules-extra-5.8.0-40
-generic.
A preparar para desempacotar .../07-linux-modules-extra-5.8.0-40-generic_5.8.0-4
0.45~20.04.1_amd64.deb ...
A descompactar linux-modules-extra-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
A preparar para desempacotar .../08-linux-generic-hwe-20.04_5.8.0.40.45~20.04.25
_amd64.deb ...
A descompactar linux-generic-hwe-20.04 (5.8.0.40.45~20.04.25) sobre (5.8.0.38.43
~20.04.23) ...
A preparar para desempacotar .../09-linux-image-generic-hwe-20.04_5.8.0.40.45~20
.04.25_amd64.deb ...
A descompactar linux-image-generic-hwe-20.04 (5.8.0.40.45~20.04.25) sobre (5.8.0
.38.43~20.04.23) ...
A seleccionar pacote anteriormente não seleccionado linux-hwe-5.8-headers-5.8.0-
40.
A preparar para desempacotar .../10-linux-hwe-5.8-headers-5.8.0-40_5.8.0-40.45~2
0.04.1_all.deb ...
A descompactar linux-hwe-5.8-headers-5.8.0-40 (5.8.0-40.45~20.04.1) ...
A seleccionar pacote anteriormente não seleccionado linux-headers-5.8.0-40-gener
ic.
A preparar para desempacotar .../11-linux-headers-5.8.0-40-generic_5.8.0-40.45~2
0.04.1_amd64.deb ...
A descompactar linux-headers-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
A preparar para desempacotar .../12-linux-headers-generic-hwe-20.04_5.8.0.40.45~
20.04.25_amd64.deb ...
A descompactar linux-headers-generic-hwe-20.04 (5.8.0.40.45~20.04.25) sobre (5.8
.0.38.43~20.04.23) ...
A preparar para desempacotar .../13-linux-libc-dev_5.4.0-64.72_amd64.deb ...
A descompactar linux-libc-dev:amd64 (5.4.0-64.72) sobre (5.4.0-62.70) ...
Configurando linux-modules-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
Configurando ubuntu-drivers-common (1:0.8.4~0.20.04.3) ...
Configurando update-notifier-common (3.192.30.4) ...
Configurando linux-libc-dev:amd64 (5.4.0-64.72) ...
Configurando libnetplan0:amd64 (0.101-0ubuntu3~20.04.2) ...
Configurando linux-hwe-5.8-headers-5.8.0-40 (5.8.0-40.45~20.04.1) ...
Configurando netplan.io (0.101-0ubuntu3~20.04.2) ...
Configurando update-notifier (3.192.30.4) ...
Configurando linux-image-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
I: /boot/vmlinuz.old is now a symlink to vmlinuz-5.8.0-38-generic
I: /boot/initrd.img.old is now a symlink to initrd.img-5.8.0-38-generic
I: /boot/vmlinuz is now a symlink to vmlinuz-5.8.0-40-generic
I: /boot/initrd.img is now a symlink to initrd.img-5.8.0-40-generic
Configurando linux-headers-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
Configurando linux-modules-extra-5.8.0-40-generic (5.8.0-40.45~20.04.1) ...
Configurando linux-headers-generic-hwe-20.04 (5.8.0.40.45~20.04.25) ...
Configurando linux-image-generic-hwe-20.04 (5.8.0.40.45~20.04.25) ...
Configurando linux-generic-hwe-20.04 (5.8.0.40.45~20.04.25) ...
A processar 'triggers' para libglib2.0-0:amd64 (2.64.3-1~ubuntu20.04.1) ...
A processar 'triggers' para libc-bin (2.31-0ubuntu9.1) ...
A processar 'triggers' para man-db (2.9.1-1) ...
A processar 'triggers' para dbus (1.12.16-2ubuntu2.1) ...
A processar 'triggers' para hicolor-icon-theme (0.17-2) ...
A processar 'triggers' para linux-image-5.8.0-40-generic (5.8.0-40.45~20.04.1) .
..
/etc/kernel/postinst.d/initramfs-tools:
update-initramfs: Generating /boot/initrd.img-5.8.0-40-generic
I: The initramfs will attempt to resume from /dev/sda5
I: (UUID=ca111884-1d3b-464a-bafd-a9c314209e4c)
I: Set the RESUME variable to override this.
/etc/kernel/postinst.d/zz-update-grub:
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/init-select.cfg'
Generating grub configuration file ...
Imagem Linux encontrada: /boot/vmlinuz-5.8.0-40-generic
Imagem initrd encontrada: /boot/initrd.img-5.8.0-40-generic
Imagem Linux encontrada: /boot/vmlinuz-5.8.0-38-generic
Imagem initrd encontrada: /boot/initrd.img-5.8.0-38-generic
Imagem Linux encontrada: /boot/vmlinuz-5.8.0-36-generic
Imagem initrd encontrada: /boot/initrd.img-5.8.0-36-generic
Found memtest86+ image: /boot/memtest86+.elf
Found memtest86+ image: /boot/memtest86+.bin
Encontrado Windows 10 em /dev/sda1
concluído
jcgarces@jcgarces-K45A:~$ sudo dpkg --configure -a
jcgarces@jcgarces-K45A:~$
Abraços.