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2026-04-17

  • https://appimage.github.io/apps/

  • sudo apt modernize-sources - Convert apt .list files to .sources files.

  • sudo lvcreate -L 10G -s -n root-pre26 /dev/vg0/root - Consider using LVM snapshots before weird operations more.

  • KDE Neon is a bleeding edge KDE distribution based on Ubuntu LTS.

Upgrading From Ubuntu 25.10 to Ubuntu 26.04​

sudo apt update
sudo apt full-upgrade
sudo reboot

# Note: `-d` is because we're installed before release.
pkexec do-release-upgrade -d -f DistUpgradeViewKDE
# OR: sudo do-release-upgrade -d

lsb_release -a

Issues​

  • old grub-efi-amd64-signed package postinst maintainer script subprocess failed with exit status 32