I'm also experiencing this bug, but for me the entire window becomes gray when I using the check box and nothing happens.
Ubuntu 17.10 software-properties-gtk version 0.96.24.17 ** Attachment added: "soft-upd.png" https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1725567/+attachment/5043986/+files/soft-upd.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1725567 Title: Can't deactivate repositories using checkbox To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1725567/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs