When connecting some external devices, sometimes the software communication is abnormal because of the setting problem of COM port. I believe many people want to know how to modify the port. To this end, I have compiled and recommended relevant knowledge for you. I hope you like it.

Method of port modification in computer equipment manager

Step 1: Find my computer on the desktop, click the right mouse button and select Properties. The system properties dialog box will appear and select hardware.

Step two, choose? In the hardware dialog box that appears. Device manager? Option to enter the next dialog box.

The third step, in? Device manager? Select in the dialog box? Ports (COM and LPT)? Option, in the drop-down menu, select the port to which you want to connect an external device, and double-click to select it.

Step 4, suppose you want to modify the COM 1 port and enter? Communication port (COM 1) property? Interface, select port settings and click OK.

The fifth step is emerging? Port settings? Select from the options? Advanced? Click OK.

Step six, enter? Advanced setting interface of COM 1 , in? COM slogan? Select the port number of the corresponding external device to be set from the drop-down menu. Take COM6 as an example, and click OK.

Step 7, after setting the port number, return to? Device manager? Window, found that the port number has not changed, at this time, you can double-click the right mouse button in the blank and select? Scan to detect hardware changes (a)?

Is it displayed on COM6? Wish you success!