Alt+Space+R after maximizing a window is set to resize the window, not unmaximize it. If you want to unmaximize it then you need to press Alt+Space+x again. Not to ignore that a window resize freezes your computer, does your laptop have desktop effect enabled?
-- On pressing Alt+Space+R to restore window, computer hangs forever https://bugs.launchpad.net/bugs/261355 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs