Help Needed: Can't Seem to Forget Wi-Fi Network on Mac

Bob444

Greetings, fellow Mac users! I'm facing an annoying problem on my Mac—I can't seem to forget a specific Wi-Fi network. I've tried all the usual tricks, but they're not doing the trick. If any of you have encountered this issue before or have any tips on how to completely remove a Wi-Fi network from a Mac, please share your wisdom. Thank you for your anticipated support!

Bob444

Thank you very much. You have fully answered all my questions. I am very grateful to you for that!