@Ilat Hi, thanks for posting question here. Please upgrade firmware to latest following this guide. If 5GHz signal still can not be detected, please take factory reset on the router and check again.

@Seeff Hi, thanks for posting question here. What is model number and hardware version of your TP-Link DSL modem router? Can you get normal speed on your other wireless/wired devices? May I know how...

@GrumpyFarmer Hi, thanks for posting question here. If you are experiencing the issue of "No SIM card detected" on your 4G LTE Router, you can follow these steps for troubleshooting: 1. Check if the...

@Roger_P Hi, thanks for posting question here. Did you disable DHCP Server after switch into client mode? I failed to find you mentioned this in your post. DHCP Server - Enable or disable the DHCP...

@Router_sux-404 Hi, thanks for posting question here. From the official website, you may use Filter tool to choose according to your needs. Thanks for your cooperation.

@Suomi4222 Hi, thanks for posting question here. May I confirm what is your exact network topology? Which devices are connected to the 4 LAN ports on the router separately? What are their model...