UKUI Desktop Environment ​

Overview ​

Desktop Environment is the basis for the user's operation on the graphical interface, and provides multiple functions including taskbar, start menu, etc. The main interface is shown in figure below.

Desktop ​

Desktop Icons ​

The system places three icons Computer, Recycle Bin and Personal by default, and double click the left mouse button to open the page. The functions are shown in table below.

Icon	Description
	Computer: Show the drives and hardwares connected to the machine
	Recycle Bin: Show documents that have been diverted
	Personal: Show personal home directory

In addition, right-clicking "Computer" and selecting "Properties", it can show the current system version, kernel version, activation and other related information.

Right-click Menu ​

Right-click on the desktop blank and a menu appears as shown in figure below, providing the users with some shortcut features.

Some of the options are described in table below.

Taskbar ​

Basic Function ​

Taskbar is located at the bottom and includes the Start Menu, Multi View Switch, File Browser, Firefox Web Browser, WPS, and Tray Menu.

Component	Description
	Start menu: Open the system menu to find applications and files
	Multi View Switch: Operate in multiple workspaces without interfering with each other
	File Browser: Browse and manage documents in the system
	Firefox Web Browser: Provide a convenient and safe way to access the Internet
	WPS: Realize the most common functions of office software such as text, forms, presentations, and more
Window Display Area	The blank part in the middle of the horizontal bar. Display running programs, opened documents, and allow users to close the windows, top the windows, etc
	Tray Menu: Include settings for voice, Kylin weather,input method, internet connection, notification center, date, and night mode
Show Desktop	The button is on the far right. Minimize all windows on the desktop and return to the desktop; Clicking again will restore the windows

Multi View Switch ​

Click the icon "" on the taskbar to enter the interface shown in figure below, and select the operation area that users need to work on at the moment in multiple work areas.

Preview Window ​

Users move the mouse over the app icon in the taskbar, and then a small preview window will be shown if this app has already been opened.

Hover over the specified window as shown below for hover state, the window will be slightly fuzzy glass effect (left), the rest of the window as default Status (right).

Users can close the application by right-clicking on the app icon in the taskbar.

Sidebar ​

The sidebar is located at the right of the entire desktop. Click the icon "" in the taskbar tray menu to open the storage menu, and click the icon "" in Sidebar to pop up the sidebar as shown in figure below.

The sidebar consists of two parts: Notification Center, Clipboard and Widget.

Notification Center ​

Notification center will display a list of recent important and newest information.

Select "Clear" in the upper right corner to clear the list of information; Select "Setting" in the upper right corner to go to the notification settings in the control center, and users can set which applications can show information and the quantity of information.

Workspace at right side can be set to fold by applications.

Icon "" at the top right corner of the sidebar can store unimportant information. When the messages are more than 999+, it will be shown as the form of which means limitless.

Clipboard ​

Clipboard can save the contents those were recently selected to copy or cut, and users can operate them by using the icons in Table.

Clicking "", users can edit the the contents of the clipboard.

Icon	Description	Icon	Description
	Copy the content		Edit the content
	Delete the content

The second label of the clipboard is the small plug-in that contains alarm clock, notebook, user feedback.

Tray Menu ​

Storage Menu ​

Click "" at the tray menu to open the storage menu.

It contains Kylin Weather, Input Method, Bluetooth, USB, etc.

Input Method ​

The taskbar input method defaults to Sogou input method. Use the shortcut key "Ctrl+Space" to switch it out, and the "Shift" key to switch between Chinese and English modes.

USB ​

When the USB is inserted into the computer, it will be automatically read the data inside.

Click "" to open the window as shown in figure below.

When users need to umount the USB, please click the icon "".

Power Supply ​

Click the icon "":

When no power supply is detected.

When power supply is detected.

Users right-click the icon "" of power manager to open the power setting menu.

It provides two setting options: adjust screen brightness, and set power and sleep.

If the power manager pops up a"low battery" window, users can click to turn on the power save mode, and the power manager will set the machine to run in this mode immediately.

Network ​

Users can choose wired or wireless network connections by clicking the icon "" of network manager.

Icon	Description	Icon	Description
	Connected		Unconnected
	Connection limited		Locked
	Connecting		Wifi connected
	Wifi unconnected		Wificonnection limited
	Wifi locked		Wifi connecting

• Wired Network In the wired network connection interface, click on the wired network plan to expand. Details of the network.

  

• Wireless Network Click the switch button in the upper right corner to turn on the wireless network connection, and select the WiFi from the list of available wireless networks. Enter the password to access the Internet.

  

• Network Setting Right-click the icon "" of network manager to pop up the setting menu.

  

  Click network setting to go to the setting window immediately.

  

Volume ​

Click the icon "" to open the volume window, and there provides three modes.

• Mini Mode It only displays the volume of the speaker.

  

• According to Equipment It contains input equipment and output equipment.

  

• According to Application It contains system volume and other applications' volume.

  

Calendar ​

Click the date&time on the taskbar to open the calendar window.

Users can view the day's information by filtering the year, month, day. The date will be displayed in large letters, with the time, the week, the festival,and the lunar calendar. Taboos can be seen by checking.

Night Mode ​

Click the icon "" on the Taskbar and then the system changes to the night mode.

Advanced Setting ​

Right-click the Taskbar to open the menu.

Users can set the lauserst of taskbar according to "Taskbar Settings".

Window ​

Window Manager ​

The functions provided as shown in Table.

Window Switch ​

There are three ways to switch windows:

• Click the window title on the Taskbar.

• Click the different window at the desktop.

• Use shortcut keys Alt + Tab.

Start Menu ​

Basic Function ​

Click the button to open the "Start Menu".

It provides sliding bar.

Category Menu at right side ​

When the mouse is over the right side of the start menu, it will appear a pre-expanded cue bar. Clicking to expand, and then three categories are showing at the right side by default: "Common Software", "Alphabetical Category", and "Functional category".

• All Software: List all software, recently used software will be displayed on the top of this page.

• Alphabetical Category: List all software by first letter.

• Functional category: List all software by their functions.

Users can click the button at top right corner to view fullscreen menu mode.

Function Button at right side ​

It provides User Avatar, Computer, Control Center and Shutdown four options.

User Avatar ​

Click "" to view user's information.

Computer ​

Click "" to open personal home folder

Control Center ​

Click "" to go to the control center.

Shutdown ​

Lock Screen ​

When users do not need to use the computer temporarily, the lock screen can be selected (without affecting the current running state of the system) to prevent misoperations. And input the password to re-enter the system.

The system will automatically lock the screen after a period of idle time by default.

Switch Users & Log Out ​

When users want to select another user to log in using the computer, users can select "Log out" or "Switch user".

At this point, the system will close all running applications; Therefore, please save the current jobs before performing this action.

Shutdown & Reboot ​

There are two ways:

1)"Start Menu" > "Power" > "Shutdown"

It will pop up a dialog box, and users can choose shutdown or reboot as needed.

2)"Start Menu" > right side menu of the "Shutdown" button > "Shutdown"/"Reboot"

The system will shutdown or reboot immediately without popping up the dialog box.

Advanced Setting ​

Right-clicking Start Menu, it provides lock screen, switch user, log out, reboot, and shutdown five shortcut options.

Applications ​

Users can search apps in the search box by key words. As shown in figure below, the result will show up automatically with the input.

Right-clicking one app in the Start Menu, the right-click menu popping up.

The options are described in table below.

FAQ ​

Failed to Login to the System after Locking the Screen ​

• Switch to character terminal by Ctrl + Alt + F2.

• Input the user-name and passwd to login to the system.

• Do "sudo rm -rf ~/.Xauthority".

• Switch to graphical interface by Ctrl + Alt + F1, and input the passwd.

Appendix ​

Shortcut Key ​