Why does the battery drain even when the phone is turned off? Find out the reason.

Smartphone: When a phone is switched off, the screen, internet, and apps stop working, but battery consumption does not stop completely.

Smartphone: Many people believe that if a smartphone is completely turned off, its battery won't drain at all. However, that is not the case. In reality, the battery continues to deplete slowly even when the phone is off. If you have ever turned on an old phone after keeping it switched off for months, you might have noticed that the battery level wasn't the same as before. Why does this happen? Let's find out.

Why does the battery drain even when the phone is off?