Some apps and features use more power than others. So, depending on what you use, the amount of time before you need to charge will vary.
Your phone doesn't support wireless charging. Use a USB charger or connect it to a power source with a USB cable.
Connect your phone to the charger that came with your phone, or to a charger that is compatible with your phone.
Other chargers, including laptops, can charge more slowly.
Insert the plug into an electrical outlet.
When the phone is off and charging, you’ll see the outline of a battery and a percentage. If the battery is completely discharged, this will not appear until the phone has received the minimum voltage required to boot.
When the phone is on and charging, you’ll see 
If you want to charge quickly, you can adjust settings. When you turn on Charge boost, your phone optimizes charging to make it faster. This may heat up your phone but won't damage it.

