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Enabling JavaScript and cookies in your web browser

When you make a purchase via the Avast Store, you may be notified that you need to enable JavaScript and / or cookies in your web browser. This is because the Avast Store is unable to load and function correctly without these settings enabled.

To enable JavaScript and / or cookies, refer to the information in the relevant section below according to your web browser:

Google Chrome
Mozilla Firefox
Safari
Microsoft Edge
Avast Secure Browser
Opera

Google Chrome

Enable JavaScript

To enable JavaScript for all websites that you visit using Google Chrome, refer to the instructions under Step 1: Turn on JavaScript in the following article from Google Chrome Help:

Google Chrome Help ▸ Fix videos & games that won't play

If you prefer to enable JavaScript only for webpages that are part of the avast.com domain, follow the steps below:

Go to ⋮ Menu (three dots) ▸ Settings.
Click Privacy and security ▸ Site Settings.
Under Content, click JavaScript.
Click the Add button next to Allowed to use JavaScript.
Type [*.]avast.com and click Add.

[*.]avast.com now appears on your Allowed to use JavaScript list. This means that all webpages with a web address beginning avast.com (such as www.avast.com/store) allow JavaScript.

Enable cookies

To manage your cookie preferences in Google Chrome, refer to the instructions under Change your cookie settings in the following article from Google Chrome Help:

Google Chrome Help ▸ Clear, enable, and manage cookies in Chrome

Mozilla Firefox

Enable JavaScript

JavaScript is enabled for all websites by default in Mozilla Firefox. If you have disabled JavaScript using a browser add-on that allows you to customize your JavaScript settings, you need to re-enable JavaScript using this add-on. For more information about JavaScript settings in Mozilla Firefox, refer to the following article from Mozilla Support:

Mozilla Support ▸ JavaScript settings and preferences for interactive web pages

Enable cookies

To manage your global cookie preferences for all websites that you visit using Mozilla Firefox, refer to the following article from Mozilla Support:

Mozilla Support ▸ Websites say cookies are blocked - Unblock them

If you prefer to enable cookies only for webpages that are part of the avast.com domain, follow the steps below:

Open any webpage from the avast.com domain in your browser window (this is any URL that has avast.com at the beginning).
Click the shield icon to the left of the address bar.
Click the blue (ON) slider next to Enhanced Tracking Protection is ON for this site so that it changes to gray (OFF).

Cookies are now enabled for all webpages that are part of the avast.com domain.

Safari

Enable JavaScript

JavaScript is enabled for all websites by default in Safari. If you have manually disabled JavaScript, follow the steps below to re-enable it:

Ensure that the Safari window is open and active.
Click Safari ▸ Preferences... on the left side of the Apple menu bar.
Select the Security panel, and ensure the box next to Enable JavaScript is ticked.

JavaScript is now enabled for all websites that you visit using Safari.

Enable cookies

It is not possible to enable cookies for specific websites in Safari. However, you can manage global cookie preferences that apply to all websites you visit using Safari. For more information about the options available, refer to the following article from Apple Support:

Apple Support ▸ Manage cookies and website data in Safari on Mac

Microsoft Edge

The information below applies to the new version of Microsoft Edge (version 79.0.309 and higher).

Enable JavaScript

To enable JavaScript for the entire avast.com domain, follow the steps below:

Go to … Menu (three dots) ▸ Settings.
Select ☰ Settings in the top-left corner.
Select Cookies and site permissions ▸ JavaScript.
Click the Add button next to Allow.
Type [*.]avast.com and click Add.

[*.]avast.com now appears on your Allow list. This means that all webpages with a web address beginning avast.com (such as www.avast.com/store) allow JavaScript.

Enable cookies

To manage global cookie preferences that apply to all websites you visit using Microsoft Edge, refer to the following article from Microsoft Support:

Microsoft Support ▸ Allow or Block Cookies in the new Microsoft Edge

If you prefer to enable cookies only for the avast.com domain, follow the steps below:

Go to … Menu (three dots) ▸ Settings.
Select ☰ Settings in the top-left corner.
Select Cookies and site permissions ▸ Cookies and site data.
Click the Add button next to Allow.
Type [*.]avast.com and click Add.

[*.]avast.com now appears on your Allow list. This means that all webpages with a web address beginning avast.com (such as www.avast.com/store) allow cookies.

Avast Secure Browser

Enable JavaScript

To enable JavaScript for the entire avast.com domain, follow the steps below:

Go to ⋮ Menu (three dots) ▸ Settings.
Go to Privacy and security ▸ Site Settings.
Under Content, click JavaScript.
Click Add next to Allow.
Type [*.]avast.com and click Add.

[*.]avast.com now appears on your Allow list. This means that all webpages with a web address beginning avast.com (such as www.avast.com/store) allow JavaScript.

Enable cookies

To enable cookies for the entire avast.com domain, follow the steps below:

Go to ⋮ Menu (three dots) ▸ Settings.
Go to Privacy and security ▸ Site Settings.
Under Content, click Cookies and site data.
Click Add next to Sites that can always use cookies.
Type [*.]avast.com and click Add.

[*.]avast.com now appears on your list of Sites that can always use cookies. This means that all webpages with a web address beginning avast.com (such as www.avast.com/store) allow cookies.

Opera

Enable JavaScript

To enable JavaScript for all websites that you visit using Opera, refer to the instructions under Manage JavaScript in pages in the following article from Opera help:

Opera help ▸ Web preferences

If you prefer to enable JavaScript only for the avast.com domain, follow the steps below:

Go to Menu (the O icon) ▸ Settings ▸ Advanced.
Click Privacy & security ▸ Site Settings.
Under Content, click JavaScript.
Click the Add button next to Allow.
Type [*.]avast.com and click Add.

[*.]avast.com now appears on your Allow list. This means that all webpages with a web address beginning avast.com (such as www.avast.com/store) allow JavaScript.

Enable cookies

To enable cookies for all websites that you visit using Opera, refer to the instructions under Manage cookies in pages in the following article from Opera help:

Opera help ▸ Web preferences

If you prefer to enable cookies only for the avast.com domain, follow the steps below:

Go to Menu (the O icon) ▸ Settings ▸ Advanced.
Click Privacy & security ▸ Site Settings.
Under Content, click Cookies and site data.
Click the Add button next to Sites that can always use cookies.
Type [*.]avast.com and click Add.

[*.]avast.com now appears on your list of Sites that can always use cookies. This means that all webpages with a web address beginning avast.com (such as www.avast.com/store) allow cookies.

All paid Avast consumer products

Microsoft Windows 11 Home / Pro / Enterprise / Education
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

Activating Avast Premium Security (Multi-Device)

Avast Premium Security (Multi-Device) is a subscription bundle purchase that can be used on up to ten devices simultaneously and includes the following products:

After purchasing Avast Premium Security (Multi-Device), you need to activate the products on your Windows PC, Mac, Android, iPhone or iPad devices by either entering a valid activation code, or signing in to the application with your Avast Account credentials.

Your activation code is most commonly found in the order confirmation email you receive after purchasing Avast Premium Security (Multi-Device). For detailed instructions on how to locate your activation code, refer to the following article:

Locating your Avast activation code

Follow the steps in the sections below to activate your Avast Premium Security (Multi-Device) subscription on each of your devices: Windows PC | Mac | Android | iPhone/iPad

Your Avast Account needs to be linked to the email address you used to purchase Avast Premium Security (Multi-Device). To verify this, sign in to your Avast Account in your web browser and click the Subscriptions tile to see a list of the linked subscriptions.

If your Avast Premium Security (Multi-Device) subscription is not visible in your Avast Account, refer to the following article to manually link the subscription to your Avast Account.

Adding a missing subscription to your Avast Account

Follow the steps in the sections below to activate your Avast Premium Security (Multi-Device) subscription on each of your devices: Windows PC | Mac | Android | iPhone/iPad

Activate on Windows PC

On your Windows PC, download and install the latest version of Avast Premium Security for Windows from the official Avast website.
Open Avast Premium Security, then go to ☰ Menu ▸ Enter activation code.
Enter your activation code (including hyphens) into the text box, then click Enter.
Click Continue to complete activation.

Avast Premium Security is now active on your Windows PC.

For detailed instructions, refer to the following articles:

On your Windows PC, download and install the latest version of Avast Premium Security for Windows from the official Avast website.
Open Avast Premium Security, then go to ☰ Menu ▸ Sign in.
Enter the credentials for your Avast Account, then click Sign in.

Alternatively, if you do not have an Avast Account, select the Create account tab to create a new Avast Account with the same email address that you used to purchase Avast Premium Security (Multi-Device).
Click Continue to complete activation.

Activate on Mac

On your Mac, download and install the latest version of Avast Security for Mac from the official Avast website.
Open Avast Security, then go to ☰ Menu ▸ Activate paid features.
Enter your activation code (including hyphens) into the text box, then click Activate.

Avast Premium Security is now active on your Mac.

For detailed instructions, refer to the following articles:

On your Mac, download and install the latest version of Avast Security for Mac from the official Avast website.
Open Avast Security, then go to ☰ Menu ▸ Sign in to Avast Account.
Enter the credentials for your Avast Account, then click Sign in.

Alternatively, if you do not have an Avast Account, select the Create account tab to create a new Avast Account with the same email address that you used to purchase Avast Premium Security (Multi-Device).

Avast Premium Security is now active on your Mac.

For detailed instructions, refer to the following articles:

Activate on Android

On your Android device, download and install the latest version of Avast Mobile Security from Google Play Store.
Open Avast Mobile Security and tap Scan now, then Allow to give Avast Mobile Security access to your device.
When the scan is complete, select Get complete protection.
Tap ⋮ Options (three dots) in the top-right corner and select Already purchased?.
Select Redeem an activation code.
Enter your activation code (including hyphens) into the text box, then tap Use this code.

Avast Mobile Security Premium is now active on your Android device.

For detailed instructions, refer to the following articles:

On your Android device, download and install the latest version of Avast Mobile Security from Google Play Store.
Open Avast Mobile Security and tap Scan now, then Allow to give Avast Mobile Security access to your device.
When the scan is complete, select Get complete protection.
Tap ⋮ Options (three dots) in the top-right corner and select Already purchased?.
Select Restore from Avast Account ▸ Email.
Enter your Avast Account credentials, then tap Log in Avast Account.

Avast Mobile Security Premium is now active on your Android device.

For detailed instructions, refer to the following articles:

Activate on iPhone/iPad

On your iOS device, download and install the latest version of Avast Mobile Security from the App Store.
Open Avast Mobile Security and tap Not now, then Allow to give Avast Mobile Security access to your device.
Tap Upgrade in the top-right corner of the screen, then select Already purchased?.
Select Enter Avast subscription code.
Enter your activation code (including hyphens) into the text box, then tap OK.
Tap OK to complete activation.

Avast Mobile Security Premium is now active on your iOS device.

For detailed instructions, refer to the following articles:

On your iOS device, download and install the latest version of Avast Mobile Security from the App Store.
Open Avast Mobile Security and tap Not now, then Allow to give Avast Mobile Security access to your device.
Tap Upgrade in the top-right corner of the screen, then select Already purchased?.
Select Sign in.
Enter your Avast Account credentials, then tap Confirm.
Tap OK to complete activation.

Avast Mobile Security Premium is now active on your iOS device.

For detailed instructions, refer to the following articles:

Troubleshoot activation issues

If you experience activation issues, review the information below, which explains how to resolve some of the most common activation issues.

Try these possible solutions:

Use your Avast Account to retrieve a copy of your activation code to exclude the possibility that the issue is caused by the activation code. For detailed instructions on how to find an activation code via your Avast Account, refer to the following article:
- Retrieving an activation code from your Avast Account
If you see an error message during activation, refer to the following article for advice:
- Troubleshooting common activation error messages
Try following the instructions to activate using your Avast Account instead. For detailed instructions on how to create an Avast Account, refer to the following article:
- Creating an Avast Account
Completely uninstall and then reinstall the Avast Premium Security or Avast Mobile Security Premium app. This can resolve issues that are caused by incorrect configuration or corrupted files. We recommend following the exact steps in the articles linked below:
- Avast Premium Security for Windows and Mac: Uninstallation | Installation
- Avast Mobile Security Premium for Android and iOS: Uninstallation | Installation
After reinstallation, try activating your subscription again.

If you are still unable to activate your subscription, you can optionally click the link below to open the Avast Technical Support form. After you submit the request, an Avast Support agent will contact you to help resolve the issue.

Contact Avast Support

Try these possible solutions:

Ensure that you are entering the credentials for the Avast Account that is linked to your Avast Premium Security (Multi-Device) subscription. To verify this, sign in to your Avast Account in your web browser and click the Subscriptions tile to see a list of the linked subscriptions.
If your Avast Premium Security (Multi-Device) subscription is not visible in your Avast Account, refer to the following article to manually link the subscription to your Avast Account.
- Adding a missing subscription to your Avast Account
Try following the instructions to activate using an activation code instead. You can find your activation code in your order confirmation email or in your Avast Account. For detailed instructions on how to find your activation code, refer to the following articles:
- Locating your Avast activation code
- Retrieving an activation code from your Avast Account
Completely uninstall and then reinstall the Avast Premium Security or Avast Mobile Security Premium app. This can resolve issues that are caused by incorrect configuration or corrupted files. We recommend following the exact steps in the articles linked below:
- Avast Premium Security for Windows and Mac: Uninstallation | Installation
- Avast Mobile Security Premium for Android and iOS: Uninstallation | Installation
After reinstallation, try activating your subscription again.

If you are still unable to activate your subscription, you can optionally click the link below to open the Avast Technical Support form. After you submit the request, an Avast Support agent will contact you to help resolve the issue.

Contact Avast Support

Avast Premium Security 22.x for Windows
Avast Premium Security 15.x for Mac
Avast Mobile Security Premium 6.x for Android
Avast Mobile Security Premium 2.x for iOS

Microsoft Windows 11 Home / Pro / Enterprise / Education
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 with Convenient Rollup Update, 32 / 64-bit
Apple macOS 11.x (Big Sur)
Apple macOS 10.15.x (Catalina)
Apple macOS 10.14.x (Mojave)
Apple macOS 10.13.x (High Sierra)
Apple macOS 10.12.x (Sierra)
Apple Mac OS X 10.11.x (El Capitan)
Google Android 6.0 (Marshmallow, API 23) or later
Apple iOS 13.0 or later
Compatible with iPhone, iPad, and iPod touch

Updated on: 02/06/2022

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