@Gernot.Koller There are three options to mitigate this: 1. AFAIK Private MAC address is set per SSID (i.e. you can disable it only for your home wireless SSIDs - 2.4GHz and 5GHz). This should solve...

@RCW600 In general if everything's OK with the devices connected to the TL-WA1201 (they have Internet access, no traffic interruptions, etc.) you may ignore this. But if you have any issues of that...

@DuongNguyen Check this post (an official statement by TP-Link) regarding your question.

@HanSam You can't have two routers in OneMesh - Read this FAQ - Q10/A10. But you could use the A6 in AP mode for sure.

@MagdyZ USB Printer Controller Utility is available only for Windows and Mac computers.

@Gernot.Koller LAN hosts should be specified by their MAC addresses so if their IP address changes over time, the corresponding rule is engaged. Make sure these devices are using their real MAC...