Specific operation steps:
1. Open devices and printers in the Start menu.
2. Find any printer, right-click the printer icon and select printer properties;
3. Write down the selected port;
4. Check the port to be deleted, and then select Delete Port;
5. After deletion, you need to check the ports recorded in 3 again, click Apply, and then confirm;
6. This useless printer port has been deleted.
The above content is a detailed solution on how to delete the printer in win7 system. If necessary, users can take the above steps, so that it is more convenient to print files and the operating system is smoother.