Note, it is likely that you will have to adapt third party instructions to these file locations. Many of these packages rely on the user being a member of groups: sudo groupadd -f --system gpio sudo groupadd -f --system i2c sudo groupadd -f --system input sudo groupadd -f --system spi Desktop This is a small ubuntu-server image. Accelerated X driver An accelerated x. Some third-party scripts may expect e. However, the Pi's own built in bootloader can be used with a few changes to the config.
Write the image to an SD card as normal, but before you insert it into the Pi, re-insert the SD card so that you can make changes. Open the config.
Copy the dtb file for your machine e. Place the SD card in your Pi and turn on! Update flash-kernel database The flash-kernel package is used to copy the kernel and initrd to the fat system-boot partition. For the original Pi 2, or if you are having problems with USB booting, then you can copy the bootcode. You must have bootloader files confusingly referred to as the firmware on the Raspberry Pi from after April So if necessary grab the latest bootcode.
If you are using a lot of drives then you may wish to switch to using the UUID of the partition. If you haven't already done so, change the bootloader , as Ubuntu's u-boot script is hard coded for SD card use. Reboot the machine. Use dpkg-divert to stop these files being overwritten on package updates. There is a config. Multiarch To set up MultiArch : sudo dpkg --add-architecture arm64 sudo apt update Install the 64 bit kernel: sudo apt install linux-image-raspi2:arm64 Edit the config.
Install any other packages you want e. For example, the Xenial hwe-mini. See the instructions above. Try an instant appliance now. If you're already running Ubuntu, you can upgrade in a few clicks from Software Updater. If you're using Windows 10 or any computer with a bit processor, we recommend the bit download. Most Macs with Intel processors will work with either bit or Mac images. If the bit image doesn't work, try the Mac image. Read the installation instructions.
Download Ubuntu Desktop. Server users will now see their network devices managed via systemd-networkd. This only applies to new installations. Given that ifupdown is no longer installed by default, the commands: ifup and ifdown are also unavailable. The networkctl command is now available for users to see a summary of network devices. The ifupdown package remains available and supported in Ubuntu main for users that find netplan does not currently meet their networking needs.
For more information about netplan. Other base system changes since Python 2 is no longer installed by default. Python 3 has been updated to 3. This is the last LTS release to include Python 2 in main. The installer no longer offers the encrypted home option using ecryptfs-utils. It is recommended to use full-disk encryption instead for this release.
Ubuntu Desktop Updates and fixes in Wayland is provided as a Technical Preview and is expected to be the default display server in To try it out, just choose Ubuntu on Wayland from the cog on the log in screen.
Many official LibreOffice has been updated to 6. Emoji now show in color in most apps. Some utilities have been switched to the snap format for new installs Calculator, Characters, Logs, and System Monitor.
Snap apps provide better isolation which allows them to be upgraded to new stable releases during the LTS lifecycle. The Characters app replaces the older Character Map by default. The Ubuntu Software app allows easy switching between different channels for Snap apps. The To Do app has been added to the default normal install.
The right-click method for touchpads without physical buttons has changed to a two-finger click instead of clicking in the bottom right of the touchpad.
Although libinput is the default driver for mice and touchpads, it is now possible to use the synaptics driver with the Settings app. Support for the synaptics driver will be dropped in a future Ubuntu release.
Computers will automatically suspend after 20 minutes of inactivity while on battery power. Other highlights since The login screen now uses virtual terminal 1 instead of virtual terminal 7. Window control buttons are back on the right. Driverless printing support is now available. Calendar has a Week View and supports recurring events. System Log has been replaced by Logs , an app to view logs from the systemd journal. Note that statistics and preferences for the Aisleriot card games will be reset when upgrading from Choose the Ubuntu session from the cog on the login screen if you would like the default Ubuntu experience.
If you'd like to also install more core apps, install the vanilla-gnome-desktop metapackage. Ubuntu Server Updates and fixes in Also new in If there is no other data on the same drive that you want to keep, reformatting the drive entirely also works.
The installer cannot add or remove individual partitions. You can format or not and mount existing partition, but not add a partition to free space or remove a single partition from a drive. We hope to fix both of these limitations via snap updates well before the next point release. Backend configuration on Ubuntu Server by default is provided by systemd-networkd.
Please see the Network configuration section of these release notes. LXD 3. A new external tool called lxd-p2c is also available to turn existing systems into LXD containers. QEMU 2. See the Changelog for major changes since Artful. Since fully utilizing these mitigations needs more than just an upgrade, it is recommended to read details at the qemu. QEMU in Ubuntu Migrations from former versions are supported just as usual.
When upgrading it is always recommended to upgrade the machine types allowing guests to fully benefit from all the improvements and fixes of the most recent version.
See the upstream Changelogs for details since version 3. The packaging now builds libvirt storage drivers as pluggable libraries.
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