I've got a modem supplied by my ISP, it's basic [Archer C20] but it's the supplied version. I've recently had trouble and they want me to update the firmware to the latest level. I can only download t

My South African ISP is telling me to upgrade to version Archer C20(EU)_V4_181213 but when I go to the South African TP-Link website it only shows me the version that I have. I found the version that