First, You need to download and install Inno Setup, then download and install Inno Script Studio
Inno Setup is a free installer for Windows programs. Inno Script Studio is a new intuitive graphical interface for generating and compiling scripts for the award winning Inno Setup compiler from Jordan Russell
Open Inno Script Studio

Select Simple Script

Select Next

Fill your information, then select Next

Select Next

Browse to your execute file, then add files

You can select all, then click Next

You can select your license file, then click Next

Select languages, then click Next

You can select output file, then click Next

Click Next
Compile your script, you will get a setup file in Output folder
