I'm going to make advantage of the guarantee; I was really irritated about it because, despite the fact that I truly like the keyboard overall, the quality turned out to be subpar: Look, the letter "soft sign" was not printed in the first word, and this is the key that has the least amount of functionality on a keyboard that is almost brand new. . I brought the keyboard back to the shop to have it analyzed further. Two weeks later, they informed us that they would be returning our money. did not behave in a very intelligent manner by choosing to replace it with the same keyboard. Logitech, you have one more chance to redeem yourself. Since early childhood, I've been with you, but we'll part ways after this is through.