Can I run my laptop on ac adaptor with battery working together?

[twana78]

Can I run my laptop on ac adaptor with battery working together? thats right or not please help me,,,

 

[smorizio]

Can I run my laptop on ac adaptor with battery working together? thats right or not please help me,,,

laptop vendor make sure the ac brick outout the voltage needed to run the unit and recharge the battery at the same time.