How to connect advertising hyperlinks

Question

It is more appropriate to enter the advertising hyperlink frequently. I have built a small website, but I am a newbie. There is a QR code that jumps directly when downloading, but I want to add an advertisement when jumping to the QR code. Hyperlink, I don’t know how to operate it, can anyone help? Yes, but I want to add an advertising hyperlink when jumping to the QR code. I don’t know how to do it. Can anyone help?