To enter your Microsoft Office 365 license activation code, follow these steps:

  1. Go to Office Setup: Visit Microsoft365.com/setup.

  2. Sign in to Microsoft Account: Log in with the Microsoft account associated with your Office purchase.

  3. Enter Activation Code: When prompted, enter the 25-character product key (activation code) you received.

  4. Follow Instructions: Complete the setup by following the on-screen instructions.

  5. Download and Install: Once the code is entered, download the installer and run it to install Office on your device.

After installation, sign in to activate your Office 365 subscription.