Dear @TDesigner 1, does not support 5G WiFi 2, update the latest firmware from the official website: https://www.creality.com/download If the problem is not solved, please provide the following information to our cs@creality.com, 1, provide the machine ID, version of the photo, click on the printer's "About / About", take a photo, and 2, provide a photo of the binding QR code, note that the picture can be scanned, not reflective