Laptop Battery startup error 601

[My Heaven]

Aoa dear experts
aj subha se mere laptop me startup par ye error ata hai
ERROR
"HP Battery Alert
The system has detected the storage capacity of the battery stated below to be very low. For optimal performance, this battery may need to be replaced.
Primary (internal) Battery (601)
ENTER - Continue Startup
For more information, please visit: www.hp.com/go/techcenter"
screenshot dekhen

system
hp elitebook 8460p corei5 2nd gen
processor 2.5
ram 4gb
hardisk 500 gb

net par mjhy 4 solution mily wo try kiye
phir hp ki site se ye solution mila
https://support.hp.com/ee-en/document/c01443470
https://support.hp.com/us-en/document/c04700771
ye bhi try kiya .
confusion bhi hai k ye battery ka masla hai ya CMOS ka kyunki kafi logo k comments par CMOS replacement ka bhi tha
https://h30434.www3.hp.com/t5/Deskto...01/td-p/542305

Waiting for reply ..........