Dobry den, jak je to s pridanim vlastniho HDD, mohu sam uzivatelsky pridat, nebo je na pc nejaka plomba a musite mi disk pridat vy?

A 36-month / 3-year or 48-month / 4-year warranty refers to the total duration of the warranty from the date of receiving the goods. Compared to standard statutory rights, this gives you an additional 12 months / 1 year or 24 months / 2 years, respectively, to file a claim.