You can upgrade from one Ubuntu release to another without reinstalling your operating system. If you’re running an LTS version of Ubuntu, you’ll only be offered new LTS versions with the default settings—but you can change that. We recommend backing up your important files before continuing.
How do I upgrade to a new version of Ubuntu?
Check for updates
Click on the Settings button to open the main user-interface. Select the tab called Updates, if not already selected. Then set the Notify me of a new Ubuntu version dropdown menu to either For any new version or For long-term support versions, if you’re wanting to update to the latest LTS release.
Will upgrading Ubuntu delete my files?
Will Ubuntu Upgrade delete my files? – Quora. No, there are options in upgrade. You can upgrade through apt upgrade which don’t delete any data on the machine. In another option apt full-upgrade the system will intelligently delete some programs for apply major updates.
How do I update Ubuntu 20.04 to LTS?
Press Alt+F2 and type update-manager -c into the command box if you are using 19.10; type update-manager -c -d if you are using 18.04 LTS. Update Manager should open up and tell you that Ubuntu 20.04 LTS is now available. Click Upgrade and follow the on-screen instructions.
How do I force Ubuntu 18.04 to update?
Press Alt+F2 and type update-manager -c into the command box. Update Manager should open up and tell you that Ubuntu 18.04 LTS is now available. If not you can run /usr/lib/ubuntu-release-upgrader/check-new-release-gtk. Click Upgrade and follow the on-screen instructions.
What sudo apt-get update?
The sudo apt-get update command is used to download package information from all configured sources. The sources often defined in /etc/apt/sources. … So when you run update command, it downloads the package information from the Internet. It is useful to get info on an updated version of packages or their dependencies.
How long will Ubuntu 18.04 be supported?
Long term support and interim releases
| Released | End of Life | |
|---|---|---|
| Ubuntu 16.04 LTS | Apr 2016 | Apr 2021 |
| Ubuntu 18.04 LTS | Apr 2018 | Apr 2023 |
| Ubuntu 20.04 LTS | Apr 2020 | Apr 2025 |
| Ubuntu 20.10 | Oct 2020 | Jul 2021 |
Can I upgrade Ubuntu 16.04 to 18.04 without losing data?
You do this with the following steps: Open the “Software & Updates” Setting in System Settings. Select the 3rd Tab called “Updates”. Set the “Notify me of a new Ubuntu version” drop down menu to “For any new version” if you are using 17.10; set it to “For long-term support versions” if you are using 16.04 LTS.
What should I backup before upgrading Ubuntu?
Needless to say, you should always backup your important files and documents. One good way is to back them up to the cloud, using either Dropbox, Ubuntu One or Box. When combined, the 3 cloud storage services give you a whopping 57GB of storage space to use, which should be sufficient for most users.
Do release upgrades reconnect?
I usually do release upgrades over VPN, so I’ve tried this a few times. Whenever it updates my openvpn package I lose connection, so I reconnect afterwards. do-release-upgrade starts a backup SSH session on port 1022 and a backup screen session. If you do not have screen installed this will NOT be available.