: You can download the official driver package directly from the Sony Developers website . Search for "Xperia Z driver" in the list.
Install the software and connect your phone via USB; it will handle the driver configuration for you. Manual Installation Guide skachat draivera dlia iksperiia z
: If the phone isn't detected, go to Settings > About phone and tap Build number 7 times. Then go to Developer options and enable USB debugging . : You can download the official driver package