Group 1 - Xiaomi Auto released its 189th Q&A session addressing user concerns regarding OTA upgrades, appointment rescheduling, and features of the Xiaomi YU7 zero-gravity seat adjustment and 4K gimbal camera heat issues [1][2] - The recent OTA upgrade introduced a "custom key" function in the remote key, allowing users to personalize the fourth button's vehicle control functions via the Xiaomi Auto app [1] - The OTA upgrade now supports automatic updates and rescheduling of appointments, enhancing the convenience of the update process [1] Group 2 - Users can customize the zero-gravity seat adjustment in the Xiaomi YU7, with the ability to save the adjusted position for future use, where the driver's seat memory is linked to the user account and the passenger's seat memory is vehicle-specific [2] - The 4K gimbal camera's heat during operation is normal and does not affect safety or lifespan, with the aluminum alloy design facilitating better heat distribution compared to plastic [2] - The 4K gimbal camera can operate continuously in environments around 70°C and maintain functionality after being placed in 85°C conditions [2]