How to install the Adapta-KDE theme on Linux

If you're running the KDE desktop on Ubuntu (or using an Ubuntu-based 'distro' like KDE Neon) you can install the Adapta theme for KDE on Ubuntu simply by adding the Papirus team's PPA. Once everything is installed you can apply the theme and the icon set using the KDE Settings app.

1. Where do I put KDE themes?
2. How do I change my KDE theme?
3. How do I optimize KDE?
4. How do I switch to KDE in Ubuntu?

Where do I put KDE themes?

For a desktop theme go to System Settings > Workspace Theme > Desktop Theme, then click the "Install From File" box near the bottom and navigate to where the tar is in your file system and click it.

How do I change my KDE theme?

Open the KDE-Menu and start the Control Center. Select "Look and Feel". Select "Style" if the package you installed was a style, or select "Theme Manager" if the package you installed was a theme. Select your theme or style.

How do I optimize KDE?

Ask tips/tricks to optimize Kde (plasma 5)

1. disable desktop effects, transparencies, and other fireworks.
2. disable unnecessary services.
3. disable KRunner, indexing and file searching.
4. remove unnecessary applets from the desktop, taskbar and system tray.

How do I switch to KDE in Ubuntu?

Here's how to install KDE on Ubuntu:

1. Open a terminal window.
2. Issue the command sudo apt-get install kubuntu-desktop.
3. Type your sudo password and hit Enter.
4. Accept any dependencies and allow the installation to complete.
5. Log out and log in, choosing your new KDE desktop.