Remove Ubuntu 20.04 top bar, left dock and other UI elements via extension

Want to disable the top panel, left dock launcher, search box and other Gnome UI elements in Ubuntu 20.04 LTS? You can now do that through the Gnome Shell extension.

Just Perfection is an extension that allows you to get a minimal GNOME desktop. Gnome top bar, dash (dock launcher), search (activity view and[アプリケーションの表示]Both search boxes), hot corners, and a list of options to turn on / off the display of the OSD (Notification Popup). Workspace pop-up and workspace switcher, background menu, app gestures.

It also does not require any user theme extensions, but overrides the current GNOME Shell theme.

To install the extension on Ubuntu 20.04, do the following steps one at a time:

1. Open a terminal and run the command to install the chrome-gnome-shell package if it is missing.

                      sudo apt install chrome-gnome-shell

2. Next Go to the extension web page , Turn on the toggle icon to install.

Do you see the toggle icon? Click the link “Click here to install the browser extension” to install the browser extension and refresh the web page.

Note 1: The extension disables all options available by default. If you want to re-enable any of them, press Ctrl + Alt + T to open a terminal and run the command.


To launch the Gnome Tweak tool ( sudo apt install gnome-tweaks command),[拡張機能]Change the tab settings.

Note 2: At the time of writing, the extension only supports Gnome 3.36. Before installing on the system[シェルバージョン…]Turn on the drop-down box.

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