Problem with Login password

Question

when ever I'm logging in, I have set a login password for my account but it is logging in automatically with out asking me for a password. Please tell me what I can do to get rid of this problem.

Answer 1

you unchecked the option when you installed ubuntu . there was option Ask password for login or some thing other when you create user . now you have to run command

sudo gpasswd -d username nopasswdlogin

or do

Settings->User Accounts->Unlock->Automatic Login-> Off

Answer 2

Lets try the following:

1. Open /etc/lightdm/lightdm.conf with your favorite editor (e. g. sudo vim /etc/lightdm/lightdm.conf)

2. Comment out the following string:

   autologin-user=your_login