@Galaad Hello, please check the IP address of the speaker and your wife's phone. Please notice that they can access each other when they are in the same subnet. You can connect the cellphone to the...

@alessio9111 The official driver supports Mac OS 10.12. We are working on the driver for the Mac OS Catalina; now you can search online and verify whether there is suitable driver for your device....

@alessio9111 What is the error message you saw? Try to change another USB port to plug it or reinstall the driver. Besides, what is the OS version of your MAC?

@Bozwing Have you ever tried to change the wireless settings of the main router to give it a shot? including wireless channel and channel width.

@newbuilder It is goodl to know that.

@Richywd What about now? Try to change another web browser or device to update the firmware. If it is still the same, please show us a screenshot of the firmware upgrading page where you get stuck.