Open control panel
Open System and Security
Open System
Open Advanced system settings
On the left open Advanced tab
Open Environmental Variables
Select System variables Path
Click Edit
Add new row "C:\Go\bin" (this must be the folder where go.exe was installed)
Close and open git bash again, run commands again without the git clone step that is already complete.
cd Documents
git clone https://github.com/natasha-otomoski/combfullui.gitcd combfullui
go get github.com/gorilla/mux
go get github.com/sipa/bech32/ref/go/src/bech32
go build
start .