- Check to see if your phone is charged and powered on.
- Back up your device before further troubleshooting.
- Perform a hard reset, by removing and reinserting the battery if removable.
- If it still won’t turn on, try plugging it into a power source with the original charger and cable.
- Check to ensure that the charging port is not blocked by dirt or other debris.
- If the phone vibrates when it is plugged in but still won’t turn on, try a factory reset.
- Perform software and firmware updates if the device is still not working.
- If the device does not respond, it could be that the device is defective and needs to be serviced or replaced.