Yes really... Just do it... It's like coffee to the computer gremlins
Yes really... You'd be surprised how often this one gets people
Not every button needs pressing, and every button pressed needs an undo
Have your handy dandy email ready for this one
If the problems with the computer, are you at the desk? Problem with the printer, can you get to the printer? The IT person can't just magically access anything remotely (though we kinda wish we could) But for now, you are likely our eyes and hands for fixing things... God help us...