@StuartCambs What is the current hardware and firmware version of the Archer C3150? With authentication eanbled, how did you access the USB storage via Mac? Is there any error message? Please show us...

@florenceccollin Archer T9UH is an USB network adapter, while Archer C2300 is a wireless router, they are totally different products. You can read the spec or user manual to get more information....

@Rountex Thanks for your remind, we will add the TL-WR740N/TL-WR741ND later. Try to change the DNS server to 8.8.8.8/8.8.4.4 under network-LAN/DHCP settings page. Still the same, please provide the...

@ProtossDan Try to reboot the router and verify whether you can access the web UI with your cloud account. If still the same, please verify the time settings and make sure that the time is correct....

@jonnyv Hello, below is the instruction to setup QoS on the Deco M9 plus. https://www.tp-link.com/support/faq/1601/ For the latency sensitive traffic, you can priortize the corresponding application...

@JLG Hello, like @PitoGanzado said, the username and password are listed as example on the PDF file, enter your own one to give it a shot.