If you find that you need to alter your own password that you use when logging into your computer.   

This is something that you are able to do yourself

Please follow the steps below:

1. Select Ctrl + Alt + Del together

2. On the screen that has appeared (see below) select Change a Password 

3. Change password to a secure password (including capital letters, number, special characters)

Your password will now be changed.  In some cases you may need to log out for the new password to take effect.