@9jaNinja Hi, thanks for bringing this up again. What is the Wi-Fi LED of the Archer AX6000 when the Wi-Fi got disconnected? Can the devices still detect the Wi-Fi network then? Please try to...

@ArtemMa Hi, thanks again for bringing up this to the community. May I know what is the model number and capacity of the USB HDD connected to the C5400? The issue may need to be further analyzed by...

@drivi Hi, sorry for the previous misunderstanding. The settings you attached on the Tether app only blocks that Cloudbox HDD to access the internet, but it won't block the local access, which means...

@User20201975 Hi, may I know its region version of this C50 V4 router? Is it RU? Please show me a label for reference, thanks.

@SajidH Hi, If nothing makes it back to normal, you may need to contact the local tech support to check the warranty: https://www.tp-link.com/en/support/contact-technical-support/#Hotline-Support...

@Armitage Hello, May I know what DDNS are you using on the C5400X now? BTW, our engineer will email you, if you are willing to do further analysis, please check your inbox and respond. Thanks for...