Not sure what kind of Apple device you have? In most cases you will see a model number at the bottom of the device on its backside. The number will start with the letter "A" followed by four digits. You can also find the model number in your settings under "General" then "About"
Not sure what kind of Samsung device you have? In most cases you will see a model number at the bottom of the device on its backside. The number will start with the letters "SM" followed by a series of numbers and letters. You can also find the model number in your settings or under the battery in some older models.
