This behavior change is intentional. Current workaround:
>From a terminal, enter: gsettings set org.gnome.shell enable-hot-corners true ** Changed in: ubuntu-settings (Ubuntu) Status: New => Opinion -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to ubuntu-settings in Ubuntu. https://bugs.launchpad.net/bugs/1711966 Title: Breaks Activities hot corner Status in ubuntu-settings package in Ubuntu: Opinion Bug description: Test case: with latest ubuntu-settings 17.10.12 After upgrading, log out/in Push cursor into upper left corner What happens: nothing What should happen: overview should open ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: ubuntu-settings 17.10.12 ProcVersionSignature: Ubuntu 4.12.0-11.12-generic 4.12.5 Uname: Linux 4.12.0-11-generic x86_64 ApportVersion: 2.20.6-0ubuntu6 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Sun Aug 20 19:27:03 2017 InstallationDate: Installed on 2017-08-20 (0 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170818) PackageArchitecture: all ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: ubuntu-settings UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-settings/+bug/1711966/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp