- In dconf-editor, navigate to the following path: /org/gnome/shell/overrides
- Change the setting "workspace-only-on-primary" from on to off.
- That's it, no restart required. Use the Ctrl + Alt + top/bottom arrow to change your workspaces.
A multiple monitor setup is crutial for increasing the productivity. Although, Gnome 3 decided that only one screen should change workspace. You must be wondering if there is a setting to override this. Yes there's one!
sudo apt-get install dconf-editor -y
Alright, press the super key and type in dconf. The application will ask you to be careful. Proceed by clicking on the I'll be careful button.