Use APKPure App
Get Change Hostname (ROOT) old version APK for Android
Faites vos achats sur Google Play sur le Web, et profitez-en instantanément sur votre téléphone ou votre tablette Android, sans synchronisation.
Handy tool for IT administrators to configure a custom host name. Host name is updated on device reboot. Includes option to auto-generate a host name based on the device model.
Requires ROOT permissions!
Hint: on some devices the hostname command is not available. Therefore the app will ask you to install busybox.