Digital Signing of EXE file, i have p7b file and pfx file. How i can Sign my Code/EXE file

I want to add Digital Sign to my project in exe file to be generated for my Excel, how i can achieve my goal of Digitally Signning my project in EXE file.

Go to the Distribute EXE page:

This is pretty self-explanatory. But for more info, see the guide.