Is the battery dead?
And its not working plus the new battery is pricey ??
Dont worry here is a simple way to reuse that old laptop without the battery.
Step 1: Remove the battery
the battery of the laptop is very heavy , so lets remove it and keep it aside.
now your laptop is battery free :)
Step 2: Plug it up
I know its stupid but now You can replace your PC with a stylish new laptop
All you gotta do is plug the charger in the laptop.
And later you turn it on!!
So here is your brand new laptop PC :))