When a USB cable is connected, the device usually prioritizes the USB console input over the traditional RJ45 console port.
I can also guide you on the best (like PuTTY or Tera Term) to use after the driver is installed. cisco usb console driver
Historically, Cisco console access required a DB-9 RS-232 serial port and a rollover cable. With the removal of legacy serial ports from modern laptops and servers, Cisco introduced USB console ports on most platforms from the ISR G2 (3900/2900/1900) series onward, including Catalyst 9000 switches, ASR 1000 routers, and Firepower appliances. The USB port appears to the host OS as a standard device, but specific drivers are required for full compatibility, especially on Windows. When a USB cable is connected, the device
The driver translates USB packets into a virtual COM port (Windows) or a /dev/ttyACM* or /dev/cu.usbmodem* (macOS/Linux). Key operations: With the removal of legacy serial ports from
sudo usermod -aG dialout $USER
Usually requires to recognize the port. How to Get and Use the Driver Properly Installing Cisco USB Console Driver
These operating systems often have generic USB-serial drivers (like FTDI or Silicon Labs) built-in, but the specialized Cisco driver is sometimes needed for optimal compatibility. 2. Downloading the Cisco USB Console Driver