If it's recently out of warranty and still working well for your needs, it probably makes sense to replace the battery.
Ọ bụrụ na ọ bụ na nso nso a na akwụkwọ ikike ma na-arụ ọrụ nke ọma maka mkpa gị, ọ ga-abụrịrị ihe ezi uche dị na iji dochie batrị ahụ.