@ychwach No.Everything goes wiped upon resetting the device,

@Jonathan_S9 If you can connect AX73 directly to the AX55 then you don't need both TL-SF1005D and TL-WA801N. Thus, you'll have 4 LAN ports available on AX55 for any wired devices. You can even setup...

@himanshusharma OK, despite that I believe the EU version would do normally with your router. Besides, if the FW release isn't for your region, you'll get an error message without any damage to your...

@himanshusharma Is that what is printed on the router bottom sticker (IN) ?

@himanshusharma Look at the device bottom slicker. There you should find yor firmware regio - I think it's EU. If that's correct go ahead and update the firmware - then test if there's any...

@himanshusharma I don't know if this will solve your issue but the only way to know is to update the FW and check that for yourself.