linux not showing password login

[Michelangelo Calatino]

Hi there, 
 
 How can I set up my system so that it asks for a user or root passwd before
starting or at KDE startup ?
Now it directly starts with the only user account present.

Thanks

MiC

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ing. Michelangelo Calatino


If only God would give me some clear sign ! 
Like making a large deposit in my name in a Swiss bank.

Woody Allen, 1935-