Impersonification

Greetings friends, at me such problem, Installator from the Administrator can work. I.e. to write down files in c: \Program Files \My Program, and here the User at which is not present is right cannot to start this Installator. As to me to adjust impersonification in Installator, that the user could start from the manager. Thanks.

Checkout these functions,

Which function, from this list:

I must using,
that would run instalator, from the beginning up to the end worked from the Administrator acount.

I guess this one,

Thanks Mister Red Wine.