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 G502 X Plus Mouse Review: Low Latency Wireless Gaming | HotHardware
Logitech G Hub is stuck on Loading Resources... with my G502 Hero mice : r/LogitechG
Logitech G502 Lightspeed Wireless Gaming Mouse with Hero 25K Sensor, PowerPlay Compatible, Tunable Weights and Lightsync RGB - Black
Logitech G502 HERO 16,000 dpi Gaming Mouse Review
Logitech G Hub and Gaming Software Guide - How to use - TheGamingSetup
Logitech G Hub Resets DPI After Mouse Wakes Up FIX!! - YouTube