Troubleshooting Sony VGP-BPS9 Battery Problems

Suppose you ordered a Sony VGP-BPS9 battery from an online website, but the battery had the following symptoms. Do you know how to troubleshoot the sony vgp-bps9 battery problems?  1. Battery does not charge. 2. Battery can not charge above 90%. 3. Battery charges fast and running time is very short. 4. Battery fully charged, but [...]