@kovacshuni To locate this issue and try to fix it, we would like to follow up on your case via email. Please check your inbox and provide the information that we need.

@wavs Hello, we have posted the beta firmware here, please find the correct version for your Archer C6, then confirm, thanks: https://community.tp-link.com/en/home/forum/topic/207232

@woozle Thank you so much for the dedicated testing and sharing. We will also report this to the dev team and ask them to investigate further then evaluate if we can integrate higher SMB protocol on...

@Rodger Hi, is the model number VR500v? Do you have any VPN options on the web interface? Generally, the VR modems support OpenVPN, PPTP VPN, IPSec VPN, you can refer to this user guide to configure...

@bikoo Hello, please refer to the guide below to check the DDNS settings on the VR400 again, ensure it is still running: https://www.tp-link.com/support/faq/2269/ After that, check if you can still...

@DaZzleFM Yes, it is the latest version.