: Newer models like the X20 and D320 are compatible with the official W-KING Audio App , which allows for easy firmware upgrades and EQ adjustments.
Continue holding both for roughly 10 seconds until the PC recognizes the device in "DFU mode". w-king d9 firmware update
Use a high-quality USB-A to USB-A data cable. : Newer models like the X20 and D320
A: Usually yes. Be prepared to re-pair all devices. w-king d9 firmware update
Compatibility: Due to chip shortages, there are different versions of these speakers. Updating can sometimes bridge the gap for those trying to pair older " " units with newer "