You installed the setup.exe , the controller says connected, but . This is the #1 complaint for this keyword. Here is the fix.
: Some routers, like the Archer A7, reportedly had this feature disabled in later firmware updates, rendering the controller useless for those models unless an older firmware is used. Common Troubleshooting Tips TP Link USB Printer Controller not working under Windows 11 tplink usb printer controller setupexe top
The utility must be installed on that needs access to the printer. How to Use Print Server Function on TP-Link Router? You installed the setup
Before you begin, ensure that your system meets the following requirements: You installed the setup.exe