![Upgrading to Ubuntu 20.04.1 LTS from Ubuntu 18.04 LTS resulted in a lost internet connection | Linux.org Upgrading to Ubuntu 20.04.1 LTS from Ubuntu 18.04 LTS resulted in a lost internet connection | Linux.org](https://tecadmin.net/wp-content/uploads/2020/04/network-wired-connections-ubuntu2004.png)
Upgrading to Ubuntu 20.04.1 LTS from Ubuntu 18.04 LTS resulted in a lost internet connection | Linux.org
![How to switch back networking to /etc/network/interfaces on Ubuntu 20.04 Focal Fossa Linux - Linux Tutorials - Learn Linux Configuration How to switch back networking to /etc/network/interfaces on Ubuntu 20.04 Focal Fossa Linux - Linux Tutorials - Learn Linux Configuration](https://linuxconfig.org/wp-content/uploads/2020/01/02-how-to-switch-back-networking-to-etc-network-interfaces-on-ubuntu-20-04-focal-fossa-linux.png)
How to switch back networking to /etc/network/interfaces on Ubuntu 20.04 Focal Fossa Linux - Linux Tutorials - Learn Linux Configuration
![wifi - Installed Docker, then lost internet connection on reboot! [Ubuntu 16.04.2 LTS] - Unix & Linux Stack Exchange wifi - Installed Docker, then lost internet connection on reboot! [Ubuntu 16.04.2 LTS] - Unix & Linux Stack Exchange](https://i.stack.imgur.com/MnJIC.jpg)
wifi - Installed Docker, then lost internet connection on reboot! [Ubuntu 16.04.2 LTS] - Unix & Linux Stack Exchange
![How to restart network on Ubuntu 20.04 LTS Focal Fossa - Linux Tutorials - Learn Linux Configuration How to restart network on Ubuntu 20.04 LTS Focal Fossa - Linux Tutorials - Learn Linux Configuration](https://linuxconfig.org/wp-content/uploads/2019/11/05-how-to-restart-network-on-ubuntu-20-04-lts-focal-fossa.png)
How to restart network on Ubuntu 20.04 LTS Focal Fossa - Linux Tutorials - Learn Linux Configuration
![How to switch back networking to /etc/network/interfaces on Ubuntu 22.04 Jammy Jellyfish Linux - Linux Tutorials - Learn Linux Configuration How to switch back networking to /etc/network/interfaces on Ubuntu 22.04 Jammy Jellyfish Linux - Linux Tutorials - Learn Linux Configuration](https://linuxconfig.org/wp-content/uploads/2022/03/00-how-to-switch-back-networking-to-etc-network-interfaces-on-ubuntu-22-04-jammy-jellyfish-linux.png)