@woozle Thanks for the reply. No sadly, I don't remember the initial firmware version. I could've check it on the tpPLC app but at the time I didn't know to do so. The link that you gave me the one I...

Hello, I bought the product in Turkey. Set them up and they were working fine. I go to the support page and download the firmware upgrade file which is he one called TL-WPA4220(EU)_V5_220613 that...