Ubuntu软件应用程序中的安装按钮无法正常工作

HI i need to install netspeed extension for monitoring the internet speed, so based of this site instruction trying using the Ubuntu software app by this kind:

Also there are some miss configuration in my Ubuntu deb file which i get this errors via running sudo apt-get update command like this:

$ sudo apt-get update
[sudo] password for so: 
Err:1 http://us.archive.ubuntu.com/ubuntu saucy-updates InRelease              
  Connection failed [IP: 91.189.91.23 80]
Err:2 http://shaggytwodope.github.io/repo ./ InRelease                         
  Connection failed [IP: 185.199.109.153 80]
Ign:3 http://dl.google.com/linux/chrome/deb stable InRelease                   
Get:4 http://dl.google.com/linux/chrome/deb stable Release [943 B]             
Hit:5 http://archive.ubuntu.com/ubuntu bionic InRelease                        
Get:6 http://archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]      
Get:7 http://dl.google.com/linux/chrome/deb stable Release.gpg [819 B]         
Ign:7 http://dl.google.com/linux/chrome/deb stable Release.gpg                 
Get:8 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB]    
Err:9 http://apt.izzysoft.de/ubuntu generic InRelease                          
  Could not resolve 'apt.izzysoft.de'
Get:10 http://archive.ubuntu.com/ubuntu bionic/multiverse amd64 Packages [151 kB]
Ign:11 http://security.ubuntu.com/ubuntu bionic-security/main amd64 DEP-11 Metadata
Get:12 https://mega.nz/linux/MEGAsync/xUbuntu_18.04 ./ InRelease [1,310 B]     
Ign:13 http://security.ubuntu.com/ubuntu bionic-security/multiverse amd64 DEP-11 Metadata
Err:14 http://apt.keepsolid.com/ubuntu bionic InRelease                        
  Connection failed [IP: 144.217.71.199 80]
Err:15 http://archive.canonical.com/ubuntu bionic InRelease                    
  Connection failed [IP: 91.189.92.150 80]
Err:16 http://ppa.launchpad.net/team-xbmc/ppa/ubuntu bionic InRelease          
  Connection failed [IP: 91.189.95.83 80]
Ign:17 http://security.ubuntu.com/ubuntu bionic-security/universe amd64 DEP-11 Metadata
Err:18 http://archive.canonical.com bionic InRelease                           
  Connection failed [IP: 91.189.92.191 80]
Err:19 http://ppa.launchpad.net/alessandro-strada/ppa/ubuntu bionic InRelease  
  Connection failed [IP: 91.189.95.83 80]
Ign:20 http://security.ubuntu.com/ubuntu bionic-security/universe DEP-11 64x64 Icons
Ign:21 http://archive.ubuntu.com/ubuntu bionic/multiverse i386 Packages        
Ign:11 http://security.ubuntu.com/ubuntu bionic-security/main amd64 DEP-11 Metadata
Ign:13 http://security.ubuntu.com/ubuntu bionic-security/multiverse amd64 DEP-11 Metadata
Ign:17 http://security.ubuntu.com/ubuntu bionic-security/universe amd64 DEP-11 Metadata
Get:20 http://security.ubuntu.com/ubuntu bionic-security/universe DEP-11 64x64 Icons [111 kB]
Get:11 http://security.ubuntu.com/ubuntu bionic-security/main amd64 DEP-11 Metadata [47.4 kB]
Err:22 http://ppa.launchpad.net/audio-recorder/ppa/ubuntu bionic InRelease     
  Connection failed [IP: 91.189.95.83 80]
Ign:13 http://security.ubuntu.com/ubuntu bionic-security/multiverse amd64 DEP-11 Metadata
Ign:23 http://archive.ubuntu.com/ubuntu bionic/multiverse Translation-en       
Ign:17 http://security.ubuntu.com/ubuntu bionic-security/universe amd64 DEP-11 Metadata
Err:13 http://security.ubuntu.com/ubuntu bionic-security/multiverse amd64 DEP-11 Metadata
  Connection failed [IP: 91.189.91.23 80]
Ign:17 http://security.ubuntu.com/ubuntu bionic-security/universe amd64 DEP-11 Metadata
Ign:24 http://archive.ubuntu.com/ubuntu bionic/multiverse amd64 DEP-11 Metadata
Get:25 http://archive.ubuntu.com/ubuntu bionic/multiverse DEP-11 48x48 Icons [8,931 B]
Get:26 http://archive.ubuntu.com/ubuntu bionic/multiverse DEP-11 64x64 Icons [225 kB]
Err:27 http://ppa.launchpad.net/daniel-marynicz/filemanager-actions/ubuntu bionic InRelease
  Connection failed [IP: 91.189.95.83 80]
Err:28 http://ppa.launchpad.net/fixnix/netspeed/ubuntu bionic InRelease        
  Connection failed [IP: 91.189.95.83 80]
Err:29 http://ppa.launchpad.net/freecad-maintainers/freecad-daily/ubuntu bionic InRelease
  Connection failed [IP: 91.189.95.83 80]
Err:30 http://ppa.launchpad.net/freecad-maintainers/freecad-stable/ubuntu bionic InRelease
  Connection failed [IP: 91.189.95.83 80]
Err:31 http://ppa.launchpad.net/gezakovacs/pdfocr/ubuntu bionic InRelease      
  Connection failed [IP: 91.189.95.83 80]
Ign:26 http://archive.ubuntu.com/ubuntu bionic/multiverse DEP-11 64x64 Icons   
Err:32 http://ppa.launchpad.net/haraldhv/shotcut/ubuntu bionic InRelease   
  Connection failed [IP: 91.189.95.83 80]
Err:33 http://ppa.launchpad.net/jonathonf/texlive/ubuntu bionic InRelease      
  Connection failed [IP: 91.189.95.83 80]
Err:34 http://ppa.launchpad.net/linrunner/tlp/ubuntu bionic InRelease          
  Connection failed [IP: 91.189.95.83 80]
Ign:35 http://archive.ubuntu.com/ubuntu bionic-updates/main i386 Packages
Ign:36 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages 
Err:37 http://ppa.launchpad.net/micahflee/ppa/ubuntu bionic InRelease      
  Connection failed [IP: 91.189.95.83 80]
Hit:38 http://ppa.launchpad.net/noobslab/apps/ubuntu bionic InRelease    
Err:39 http://ppa.launchpad.net/noobslab/icons/ubuntu bionic InRelease         
  Connection failed [IP: 91.189.95.83 80]
Hit:40 http://ppa.launchpad.net/noobslab/themes/ubuntu bionic InRelease  
Ign:41 http://archive.ubuntu.com/ubuntu bionic-updates/main Translation-en     
Get:42 http://archive.ubuntu.com/ubuntu bionic-updates/main amd64 DEP-11 Metadata [307 kB]
Get:43 http://archive.ubuntu.com/ubuntu bionic-updates/main DEP-11 48x48 Icons [73.8 kB]
Err:44 http://ppa.launchpad.net/ondrej/php/ubuntu bionic InRelease             
  Connection failed [IP: 91.189.95.83 80]
Err:45 http://ppa.launchpad.net/openshot.developers/ppa/ubuntu bionic InRelease
  Connection failed [IP: 91.189.95.83 80]
Ign:46 http://archive.ubuntu.com/ubuntu bionic-updates/main DEP-11 64x64 Icons
Get:47 http://archive.ubuntu.com/ubuntu bionic-updates i386 Contents (deb) [42.8 MB]
Err:48 http://ppa.launchpad.net/peek-developers/stable/ubuntu bionic InRelease 
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) Could not connect to ppa.launchpad.net:80 (91.189.95.83), connection timed out [IP: 91.189.95.83 80]
Err:49 http://ppa.launchpad.net/remmina-ppa-team/remmina-next/ubuntu bionic InRelease
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:50 http://ppa.launchpad.net/slgobinath/uget-chrome-wrapper/ubuntu bionic InRelease
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:51 http://ppa.launchpad.net/stebbins/handbrake-releases/ubuntu bionic InRelease
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:52 http://ppa.launchpad.net/teejee2008/ppa/ubuntu bionic InRelease         
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:53 http://ppa.launchpad.net/thierry-f/fork-michael-gruz/ubuntu bionic InRelease
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:54 http://ppa.launchpad.net/tractor-team/tractor/ubuntu bionic InRelease   
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:55 http://ppa.launchpad.net/ubuntu-desktop/ubuntu-make/ubuntu bionic InRelease
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:56 http://ppa.launchpad.net/ubuntuhandbook1/lives/ubuntu bionic InRelease  
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:57 http://ppa.launchpad.net/uget-team/ppa/ubuntu bionic InRelease          
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:58 http://ppa.launchpad.net/webupd8team/indicator-kdeconnect/ubuntu bionic InRelease
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
Err:59 http://ppa.launchpad.net/webupd8team/java/ubuntu bionic InRelease       
  Cannot initiate the connection to ppa.launchpad.net:80 (2001:67c:1560:8008::15). - connect (101: Network is unreachable) [IP: 91.189.95.83 80]
17% [47 Contents-i386 2,086 kB/42.8 MB 5%]               3,445 B/s 9h 14min 43s^Z
[1]+  Stopped                 sudo apt-get update

但是我不认为这个问题是因为这个原因。

谢谢。