hi all this battery of this laptop discharge quickly so i have bought a new battery < but i have got massage at start warns me that laptop will not charge , so i need firmware for update battery information and thanks.......

user manual page 63:

This system might not support batteries that are not genuine Lenovo-made or authorized. These systems
will continue to boot, but might not charge unauthorized batteries.
Attention: Lenovo has no responsibility for the performance or safety of unauthorized batteries, and
provides no warranties for failures or damage arising out of their use.

please do not answer again ...........