But when you hit the correct number you’re meant to enter the clicking noise will sound different.
This will work on any safe, and on any section of a combination that you need to enter in the Last of Us 2.
If you’re still struggling then you can use our Last of Us 2 safe codes guide – click here to be directed to the relevant page.
In other Last of Us 2 news, Sony has revealed that Naughty Dog’s latest has become the fastest-selling first-party PS4 exclusive ever.
In its first three days on sale The Last of Us Part 2 sold 4million units, beating the previous record held by Marvel’s Spider-Man (3.3million).
Speaking about the news, the game’s director Neil Druckmann said: “We are so immensely grateful to the millions of fans around the world that have played The Last of Us Part 2 and shared their experiences with us over the last week.