Although something being simple usually means it's easier, it does have a slightly different meaning. You could say someone has a simple taste in food for example, which doesn't necessarily suggest any meaning of something being easy. That being said, "No, it is easy" would be better translated from "Não, é fácil"
The accents must be typed before the letters.
Type an accent only once: what was the result? 1- The result is nothing happened: this is OK
2 - The result is the accent appeared alone: you must change your keyboard layout to an international version
3 - The result is two accents appeared at once: you typed two accents, start again and type only once.
If you got 1 in the last question, type the letter: what was the result?
1 - The letter appeared after the accent: that letter doesn't accept that accent
2 - The letter appeared with the accent