CompTIA A+ 220-901 – Q199

A smartphone user experiences difficulty removing the back cover of the device. Once finally removed, the battery appears to have swollen. The battery is still functional, but requires more frequent charging than it used to. Which of the following should the user do NEXT?

A. Remove the battery and let it cool for 24 hours
B. Fully discharge and then fully recharge the battery
C. Short the battery terminals with a paper clip
D. Replace the battery with a new one

Correct Answer: D