I updated to Ubuntu 20.04 from 18.04. I have the WIFI light on the desk top with 4 bars, but I cannot connect to the Internet.
[/code]dennis@dennis1:~$ sudo apt update
[sudo] password for dennis:
Hit:1
http://us.archive.ubuntu.com/ubuntu focal InRelease
Hit:2
http://us.archive.ubuntu.com/ubuntu focal-updates InRelease
Hit:3
http://us.archive.ubuntu.com/ubuntu focal-backports InRelease
Hit:4
http://us.archive.ubuntu.com/ubuntu focal-security InRelease
Ign:5
http://ppa.launchpad.net/cairo-dock-team/ppa/ubuntu focal InRelease
Hit:6
http://archive.canonical.com/ubuntu focal InRelease
Hit:7
http://archive.canonical.com focal InRelease
Err:8
http://ppa.launchpad.net/cairo-dock-team/ppa/ubuntu focal Release
404 Not Found [IP: 2001:67c:1560:8008::15 80]
Reading package lists... Done
E: The repository 'http://ppa.launchpad.net/cairo-dock-team/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 (partner/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Packages (partner/binary-i386/Packages) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Packages (partner/binary-all/Packages) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Translations (partner/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Translations (partner/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11 (partner/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11 (partner/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11-icons-small (partner/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11-icons (partner/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11-icons-hidpi (partner/dep11/icons-64x64@2.tar) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target CNF (partner/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target CNF (partner/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Packages (partner/binary-amd64/Packages) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Packages (partner/binary-i386/Packages) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Packages (partner/binary-all/Packages) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Translations (partner/i18n/Translation-en_US) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target Translations (partner/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11 (partner/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11 (partner/dep11/Components-all.yml) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11-icons-small (partner/dep11/icons-48x48.tar) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11-icons (partner/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11-icons-hidpi (partner/dep11/icons-64x64@2.tar) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target CNF (partner/cnf/Commands-amd64) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target CNF (partner/cnf/Commands-all) is configured multiple times in /etc/apt/sources.list:45 and /etc/apt/sources.list.d/xenial-partner.list:4
dennis@dennis1:~$ 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.
dennis@dennis1:~$ sudo apt install pastebinit
Reading package lists... Done
Building dependency tree
Reading state information... Done
pastebinit is already the newest version (1.5.1-1).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
dennis@dennis1:~$ wget -N -t 5 -T 10
https://github.com/UbuntuForums/wire.../wireless-info && \
> chmod +x wireless-info && \
> ./wireless-info
--2020-10-07 13:51:08--
https://github.com/UbuntuForums/wire.../wireless-info
Resolving github.com (github.com)... 140.82.112.3
Connecting to github.com (github.com)|140.82.112.3|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location:
https://raw.githubusercontent.com/Ub.../wireless-info [following]
--2020-10-07 13:51:08--
https://raw.githubusercontent.com/Ub.../wireless-info
Resolving raw.githubusercontent.com (raw.githubusercontent.com)... 199.232.76.133
Connecting to raw.githubusercontent.com (raw.githubusercontent.com)|199.232.76.133|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 17452 (17K) [text/plain]
Saving to: wireless-info
wireless-info 100%[===================>] 17.04K --.-KB/s in 0.04s
Last-modified header missing -- time-stamps turned off.
2020-10-07 13:51:09 (407 KB/s) - wireless-info saved [17452/17452]
Results saved in "/home/dennis/wireless-info.txt".
Results also archived in "/home/dennis/wireless-info.tar.gz", as they exceed the 19.5 kB size limit for ".txt" attachments on the Ubuntu Forums.[code/]
Sorry, I forgot how to post a long terminal posting and could not find out how?