# Hướng dẫn nhập key Avast Ultimate Business Security

**Bước 1:** Truy cập link này và đăng nhập vào tài khoản Avast của bạn. <https://id.avast.com/sso#/sign-in>

<figure><img src="/files/rdzx01YTQpCErE5kGeEm" alt=""><figcaption></figcaption></figure>

**Bước 2**: Ở góc bên trái chọn **Subscriptions ⇒ Activate premium ⇒ Enter activation code ⇒** Rồi nhập code của bạn&#x20;

<figure><img src="/files/0ucMzxZBQ4IXYb4zZ1cM" alt=""><figcaption></figcaption></figure>


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