When you purchase Avast Internet Security, you need to activate the product using your valid activation code from an order confirmation email, or via your Avast Account registered for the email address you used to make the purchase.
Activate Avast Internet Security
Your activation code is sent in an order confirmation email to the email address you provided during the purchase.
To activate Avast Internet Security using your activation code:
- Open your order confirmation email.
- Scroll down to the Activation code section of the email and copy the activation code:
- While holding the left mouse button, drag the cursor until the whole activation code is highlighted, then release the left mouse button.
- Press the
CtrlandCkeys simultaneously to copy the activation code, or alternatively right-click the highlighted activation code and select Copy from the context menu.
- Right-click the
Avast icon in your system tray and select Subscription information.
- On the My licenses screen, click Enter a valid activation code.
- Paste the previously copied activation code into the text box and click Enter:
- Click into the text box located under Enter activation code.
- Press the
CtrlandVkeys simultaneously to paste the activation code. - Click Enter.
- Check your license details for the entered activation code. If you have an activation code for interchangeable products, you can click on a listed item and select an alternative license from the drop-down menu. Then click Continue to return to the My licenses screen.
All your Avast licenses automatically appear in the Avast Account registered with the same email address you used to make the purchase.
To activate Avast Internet Security via your Avast Account:
- Right-click the Avast icon in your system tray and select Subscription information.
- On the My licenses screen, click Log in to your Avast Account.
- Enter your Avast Account credentials and click Log in. Alternatively, select Log in with Facebook or Log in with Google to log into your Avast Account using your existing Facebook or Google credentials.
- Check your license details for the connected Avast Account. If you have any licenses for interchangeable products, you can click on a listed item and select an alternative license from the drop-down menu. Then click Continue to return to the My licenses screen.
Your Avast Internet Security license is now activated. The expiration date of your license appears under Licenses on this PC.
You can activate your license on the number of PCs you specify when making the purchase. The number of PCs in your license is specified in your order confirmation email.
Further recommendations
- Any unused product licenses are listed under Other available licenses on the My licenses screen. To change your license on the current PC, click Switch to this License next to the listed item, and then click Switch to confirm.
- To transfer your license to a different PC, uninstall Avast Internet Security from your PC before you activate your license on the alternative PC. For instructions, refer to the following article:
- To troubleshoot activation issues, reinstall Avast Internet Security on your PC and activate it again. For instructions, refer to the following article:
- Avast Internet Security 18.x
- Microsoft Windows 10 Home / Pro / Enterprise / Education - 32 / 64-bit
- Microsoft Windows 8.1 / Pro / Enterprise - 32 / 64-bit
- Microsoft Windows 8 / Pro / Enterprise - 32 / 64-bit
- Microsoft Windows 7 Home Basic / Home Premium / Professional / Enterprise / Ultimate - Service Pack 1, 32 / 64-bit
- Microsoft Windows Vista Home Basic / Home Premium / Business / Enterprise / Ultimate - Service Pack 2, 32 / 64-bit
- Microsoft Windows XP Home / Professional / Media Center Edition - Service Pack 3, 32-bit
