This specific feature within the NS-USBloader desktop application often resolves communication issues between your Nintendo Switch and your computer. How to use it: NS-USBloader on your PC. Click on the (Settings) located in the upper-right corner. Select the option to Download and Install Drivers Follow the prompts to install the drivers using the built-in tool or an external utility like if prompted. Other Common Solutions
Si tras todo esto el error persiste, considera otras herramientas que hacen lo mismo pero con otro enfoque USB: awoo installer no se ha detectado una conexion usb