Don't. Just don't. G502 HERO firmware update through G HUB is broken. Waited for over 1.5h with the mouse "updating" and not working, and at the end had to disconnect and reconnect
Logitech - Good news to all owners of G102! Boost your maximum performance from 6000 DPI to 8000 DPI with the new firmware update for the Logitech G102 Prodigy Gaming Mouse. To