1. Open the main menu and go to "My devices".
2. Select the device you want to share with your friend.
3. Click on "Manage administrators".
4. Tap "Add administrator" for the device you want to share.
5. Find your friend by searching for the users email and finish by tapping "Add".
6. Now your friend will see the device in their device list and can also use it with other dogs.
Note that your friend needs at least a WeHunt Premium subscription to be able to become an admin for your device.