[color=#009000]**// RootKey can be: [HKLM | HKCU | HKCR | HKU | HKCC][/color]
RootKey$ = [color=#800000]'HKCU'[/color]
[color=#009000]**// Subkey: The full name of a registry key under the selected RootKey[/color]
Subkey$ = [color=#800000]'Software\Microsoft\Calc'[/color]
[color=#009000]**// Destination: Full path of where you want to save the file[/color]
Destination$ = [color=#800000]'D:\Calculator.reg'[/color]
Param$ = [color=#800000]'HIDE,WAIT /C Reg Export "'[/color] + RootKey$ + [color=#800000]'\\'[/color] + Subkey$ + [color=#800000]'" "'[/color] + Destination$ + [color=#800000]'" /y'[/color]
[color=#000090][b]Run[/b][/color]("cmd.exe","Param$")
[color=#009000]**// run explorer with exported file selected.[/color]
Param$ = [color=#800000]'/Select, "'[/color] + Destination$ + [color=#800000]'"'[/color]
[color=#000090][b]Run[/b][/color]("explorer.exe","Param$")