Laptop internal power supply problem

[Douglas Micheal]

Hello,why is my laptop cannot be turn on whitout the battery while the charger is turn on?but it can be turn on if the battery is plugged in.And still cannot increase its battery power while charging unless it shut down then charge.

 

[WR2]

why is my laptop cannot be turn on whitout the battery while the charger is turn on?

but it can be turn on if the battery is plugged in.

And still cannot increase its battery power while charging unless it shut down then charge.

 

[WR2]

What laptop do you own?
And how old is it?