LG has stopped supporting the Wing (Android 13 is the end of the line). However, newer security patches sometimes introduced slower swivel animation or battery drain on older hardware.
Your phone must be in this specific state to communicate with the flashing software: Power off the device completely. Press and hold the lg wing flash file better
KDZ Firmware: Locate the specific firmware file for your device's region and carrier. You can often find these by entering your IMEI on specialized firmware hosting sites. LG has stopped supporting the Wing (Android 13