Here's how to install Avast Premium Security (Multi-Device)

Includes Premium Security for up to 10 devices.

Your subscription can protect up to 10 devices

There are two really simple ways to protect more devices in your household.

Option 1
Scan the QR code to download the mobile app
QR code for mobile download
Option 2
Copy the link and share it with others

  1. Click the button below to start downloading the installation file. Download Avast Premium Security
  2. Once the download is finished, open the avast_premium_security_setup_online.exe file (by default, downloaded files are saved to your Downloads folder).
  3. Click Install and follow the on-screen instructions to complete the installation process.
    See detailed installation instructions
  4. Double-click the Avast Premium Security icon on your desktop to open the application, then go to ☰ Menu and select Enter activation code.
  5. Click the text box below to copy your activation code, paste it directly into the application by pressing the Ctrl and V keys simultaneously, then click Enter.
    See detailed activation instructions
  6. Type the activation code you received with the product into the text box, and click Enter (if asked, enter your name, email, and postal code).
    See detailed activation instructions
  7. To open the application, double-click the Avast Premium Security icon on your desktop.
  8. That's it! Don't forget about installation on other devices.
  1. Click the button below to start downloading the installation file. Download Avast Security
  2. Once the download is finished, open the avast_security_online.dmg file (by default, downloaded files are saved to your Downloads folder).
  3. Double-click Install Avast Security and follow the on-screen instructions to complete the installation process.
    See detailed installation instructions Note: If prompted, click Open system preferences to allow required permissions.
    See detailed installation instructions
  4. In your Applications folder, double-click the Avast Security icon to open the application, then go to ☰ Menu and select Activate paid features.
  5. Click the text box below to copy your activation code, paste it directly into the application, then click Activate.
    See detailed activation instructions
  6. Type the activation code you received with the product into the text box, and click Activate (if asked, enter your name, email, and postal code).
    See detailed activation instructions
  7. To open the application, double-click the Avast Security icon in your Applications folder.
  8. That's it! Don't forget about installation on other devices.
  1. Tap the button below to open the product page in Google Play Store. Go to Google Play Store
  2. Tap Install to download and install the app.
    See detailed installation instructions
  3. On your Home screen, tap the Avast Mobile Security icon to open the app, select Get started, then choose Already purchased? (if you switched to a free version with ads, tap the Profile icon in the bottom-right corner of the screen, then tap Upgrade Options ▸ ⋮ More options (three dots) ▸ Already purchased?).
  4. Select Use an activation code.
  5. Tap the text box below to copy your activation code, paste it directly into the app, then tap Continue.
    See detailed activation instructions
  6. Type the activation code you received with the product into the text box, and tap Continue (if asked, enter your name, email, and postal code).
    See detailed activation instructions
  7. To open the app, tap the Avast Mobile Security icon on your Home screen.
  8. That's it! Don't forget about installation on other devices.
  1. Tap the button below to open the product page in App Store. Go to App Store
  2. Tap Get (or the cloud icon) to download and install the app.
    See detailed installation instructions
  3. On your Home screen, tap the Avast Security icon to open the app, select Skip, and tap Upgrade in the top-right corner of the screen.
  4. Select Already purchased?, then choose Enter Avast subscription code.
  5. Tap the text box below to copy your activation code, paste it directly into the app, then tap OK.
    See detailed activation instructions
  6. Type the activation code you received with the product into the text box, and tap OK (if asked, enter your name, email, and postal code).
    See detailed activation instructions
  7. To open the app, tap the Avast Security icon on your Home screen.
  8. That's it! Don't forget about installation on other devices.