This is the wrong way to invoke apt, as the package/release syntax will install *only* that package from backports, but resolve all dependencies from main.
Please try this: sudo apt install -t focal-backports cockpit ** Changed in: cockpit (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1905212 Title: On 20.04 arm64 (raspberry) can't install cockpit from focal-backports To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cockpit/+bug/1905212/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs