Jun 29, 2020 · $ sudo add-apt-repository restricted $ sudo add-apt-repository multiverse $ sudo add-apt-repository universe $ sudo apt update Method 4 – Copy source lists from another working system If you already have another machine that runs the same Ubuntu version, just copy the contents of sources.list file and use them in your system. Nov 13, 2019 · Update Ubuntu. First, update your Ubuntu server: apt-get update && apt-get upgrade Add the PHP repository. To install PHP 7.3 you’ll need to use a third-party repository. We’ll use the repository by Ondřej Surý that we previously used. First, make sure you have the following package installed so you can add repositories: Ubuntu’s tool for adding, removing and editing repositories is called Software & Updates. Once Software & Updates is opened, click on Other Software tab. Under this tab, add repositories with the Add… button. Select a repository from the list and then click on the Edit… button (next to the Add… button) to edit the selected repository.

Ubuntu doesn't ship major version updates for VirtualBox, so users are stuck with the VirtualBox version that was released when the Ubuntu version they were using came out. E.g. Ubuntu 18.04 and Linux Mint 19.* have VirtualBox 5.2 in their repositories, while Ubuntu 19.10 has VirtualBox 6.0.

The upgrade process can be done using the Ubuntu update manager or on the command line. The Ubuntu update manager will start showing a prompt for an upgrade to 20.04 once the first dot release of Ubuntu 20.04 LTS (i.e. 20.04.1) is released. The typical timeframe for this is around three months after the official release.

Apr 30, 2020 · Update Ubuntu When you have completed adding repositories in sources.list file, your next step to update headers of the repository list. You can run the following commands to update information about available software version stored in the repository You can run the following commands to update Ubuntu.

Jun 29, 2020 · $ sudo add-apt-repository restricted $ sudo add-apt-repository multiverse $ sudo add-apt-repository universe $ sudo apt update Method 4 – Copy source lists from another working system If you already have another machine that runs the same Ubuntu version, just copy the contents of sources.list file and use them in your system. Nov 13, 2019 · Update Ubuntu. First, update your Ubuntu server: apt-get update && apt-get upgrade Add the PHP repository. To install PHP 7.3 you’ll need to use a third-party repository. We’ll use the repository by Ondřej Surý that we previously used. First, make sure you have the following package installed so you can add repositories: