I use Hoverwatch track a cell phone location online https://www.hoverwatch.com/track-phone-location and recommend you use that. This tracker is quickly installed on the phone and will work unnoticed by the user. This solution combines all the benefits and has almost no drawbacks
Phone trackers are designed to monitor the phone of a child or employee. They can also be used to track a husband, wife, girlfriend, boyfriend, or partner.
I recommend that you explore the capabilities of free keylogger android https://www.refog.com/keylogger-for-android.html
This program will give you the opportunity not only to see where your child is. You will also know who and what he is talking to in social networks. What messages he receives, what files he sends and much more. It helped me protect my baby from bullying