Both the iOS and Android Device Manager use internet connection to find and track your phone.
It leverages on your phone’s GPS connection to the internet instead of the link to your cell network.
Therefore, it can always track your lost phone even without the sim card installed in your phone.
Can the police track your phone if its off?
Smartphones can still be tracked even if location services and GPS are turned off, according to Princeton University researchers. The technique, called PinMe, shows it is possible to track a location even if the location services, GPS, and Wi-Fi are turned off.
Can a phone be tracked if you change the SIM card?
The problem with your phone number is that thieves can easily just discard your SIM card and replace it another. Because the IMEI number is registered to your specific handset the Police will be able to track the device itself, even if the SIM card has been changed.
Can a destroyed SIM card be traced?
when OFF, it cannot be traced. when the phone is off, it does not communicate with cell towers and cannot be found. the sim card is inside the battery compartment. pre-paid cell phones cannot be traced back to the user, but can be located.
How phones are tracked?
Mobile phone tracking is a process for identifying the location of a mobile phone, whether stationary or moving. Localization may be effected by a number of technologies, such as using multilateration of radio signals between (several) cell towers of the network and the phone, or simply using GPS.
Is it possible to track a phone that is off?
But tracking a turned-off phone is considered impossible, and rightly so. When you turn off your phone, it will stop communicating with nearby cell towers and can be traced only to the location it was in when it was powered down.