Create via $ echo "deb [arch=amd64] https://download.docker.com/linux/ubuntu focal stable" > /etc/apt/sources.list.d/docker.list
Distribution upgrade disables all third-party sources and adds a comment. When I use software-properties-gtk to remove the comment, the "[arch=amd64]" addition is no longer in the file. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to software-properties in Ubuntu. https://bugs.launchpad.net/bugs/1864280 Title: software-properties-gtk removes [arch=amd64] Status in software-properties package in Ubuntu: Incomplete Bug description: When editing apt sources via software-properties-gtk, additional options like [arch=amd64] are removed. With more and more repositories deprecating i386, this problem becomes more and more important. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1864280/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp