I could reproduce it. The old installer makes use of the time zone location to "guess" the desired locale, but that is apparently not the case with the flutter based installer (at least not for the English variants).
There is a similar issue reported at GitHub: https://github.com/canonical/ubuntu-desktop-installer/issues/2386 ** Bug watch added: github.com/canonical/ubuntu-desktop-installer/issues #2386 https://github.com/canonical/ubuntu-desktop-installer/issues/2386 ** Summary changed: - 24.04 install (UK keyboard) is showing United States in 'Your Account' section of control center when keyboard is UK. + 24.04 install with a British timezone location sets en_US.UTF-8 locale ** Package changed: gnome-control-center (Ubuntu) => ubuntu-desktop- installer ** Changed in: ubuntu-desktop-installer Importance: Undecided => High ** Changed in: ubuntu-desktop-installer Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/2043609 Title: 24.04 install with a British timezone location sets en_US.UTF-8 locale To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-desktop-installer/+bug/2043609/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs