Is the battery broken?

Question

Iron

I charged the laptop to the limit and typed in the terminal acpi -bi
Conclusion:

Battery 0: Not charging, 100%
Battery 0: design capacity 5263 mAh, last full capacity 2391 mAh = 45%

Even less than half. I understand the battery rip?

Answer 1

And if you remove the battery and charge it on an iron charger.