You have all the powers that Putin currently does. Everyone feels the same way they do about you that they used to about Putin. You have his authority, for as long as you can hang on to it. You have none of his knowledge, however. The economic, military, social and political situations are the same as they now are. You are not inhabiting Putin’s body, you are just you. You’re magically transferred to the Kremlin.
How do you avoid falling out a window onto a pile of bullets your first week?
So I can’t speak Russian? That’s rough. I guess I’d try to stare everyone down until they get nervous and leave. Sometimes nod when people talk to me, sometimes just walk away from them. Oh no, he’s giving me the silent treatment they’ll think. Better not make him mad. Let them worry about the windows. Meanwhile I plan my escape through South America to LA where I live as a not-Putin impersonator. Hide in plain sight.