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Install Arc GTK Theme On Ubuntu 15.04 & Ubuntu 14.04

By Sourabh /  Category: How To, Ubuntu

Install flat theme on Linux Ubuntu. Install Arc GTK Theme on Ubuntu 15.04 and Ubuntu 14.04. Arc is a flat theme with transparent elements for GTK 3, GTK 2 and Gnome-Shell. It supports GTK 3 and GTK 2 based desktop environments like Gnome, Unity, Budgie, Pantheon, etc.

Arc GTK Theme is available in three variants

  • Arc

arc-ubuntu-theme

  • Arc-Darker

arc-darker

  • Arc-Dark

arc-dark

Requirements

  • Gnome/GTK 3.14 or 3.16
  • The gnome-themes-standard package
  • The murrine engine. This has different names depending on your distro.
    • gtk-engine-murrine (Arch Linux)
    • gtk2-engines-murrine (Debian, Ubuntu, elementary OS)
    • gtk-murrine-engine (Fedora)
    • gtk2-engine-murrine (openSUSE)
    • gtk-engines-murrine (Gentoo)

Main distributions that meet these requirements are

  • Arch Linux and Arch Linux based distros
  • Ubuntu 15.04
  • elementary OS Freya
  • Debian Jessie, Testing or Unstable
  • Gentoo
  • Fedora 21 and 22
  • OpenSuse 13.2 and Tumbleweed
  • Derivatives of these distributions

Installation

Install the them via .deb installer. Click on the link given below and install the theme via .deb file (via Ubuntu Software Center).

Download arc-theme .deb

arc-theme-install

You can also install the them via commands. Before installing the Arc Theme, remove all older versions of the theme from the system. Run the following commands in Terminal:

sudo rm -rf /usr/share/themes/{Arc,Arc-Darker,Arc-Dark}
rm -rf ~/.local/share/themes/{Arc,Arc-Darker,Arc-Dark}
rm -rf ~/.themes/{Arc,Arc-Darker,Arc-Dark}

After the installation is complete you can activate the theme with gnome-tweak-tool, Ubuntu-tweak-tool or another customization program by selecting Arc, Arc-Darker or Arc-Dark as Window/GTK+ theme and Arc as Gnome-Shell and Xfce-Notify theme.

If you get artifacts like black or invisible backgrounds under Unity, disable overlay scrollbars with the following command:

gsettings set com.canonical.desktop.interface scrollbar-mode normal

If you want to uninstall and remove the theme, run the command given below:

sudo make uninstall
sudo rm -rf /usr/share/themes/{Arc,Arc-Darker,Arc-Dark}

If still you are unable to remove the theme, delete the theme manually from the themes folder.