The operating system Ubuntu and its derivatives after setting is enabled by default, the guest entrance.
This feature allows you to enter the password without your PC to any user.
Even assuming that the guest session and is limited to a stranger can not access your data, not all of this feature will appeal.
Fortunately, it can be easily unplugged.
You will need
- -5 Minutes time.
- -Navyki Work on the command line.
Run the terminal emulator.
Open for editing from the root configuration file display lightdm manager. To execute this command in a terminal window:
sudo nano /etc/lightdm/lightdm.conf.d/10-xubuntu.conf - for xubuntu or
sudo nano /etc/lightdm/lightdm.conf.d/10-ubuntu.conf, if you are using ubuntu.
Enter your password on request.
Add a line allow-guest = false to the end of the file, as shown in the screenshot. Exit and save: press Ctrl + X, then Y in response to the request for preservation. Restarting the computer.