If you lose your tablet, you may be able to find, lock, or erase it remotely if you have signed into your Google Account with your tablet. Find My Device is on by default for tablets associated with a Google Account.
To use Find My Device, your lost tablet must:
When Find My Device connects with your tablet, you see the tablet's location, and the tablet gets a notification.
If your tablet can't be found, Find My Device shows its last known location, if available. To lock or erase your tablet, follow the instructions on the web site.