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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 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

Changing the language in Avast Antivirus

Avast Antivirus is available in more than 40 languages. To change the application to your preferred language, follow the instructions in both sections below:

Install a new language
Change the language

You need to be connected to the internet to download and install additional languages.

Install a new language

Follow the gif or steps below to install a new language in Avast Antivirus:

Open Avast Antivirus and go to ☰ Menu ▸ Settings.
Select General ▸ Languages.
Click Add new language. Tick the box next to each language you want to install, then click Install now.
If prompted for permission by the User Account Control dialog, click Yes.
Click Yes to authorize the change.
Wait while Avast Antivirus installs the new language.
If prompted, click Restart computer to immediately reboot your PC. If you are not prompted to restart your computer, click Done.

When the restart completes, the new language is installed in Avast Antivirus. Follow the steps in the section below to change the language in Avast Antivirus.

Change the language

Follow the gif or steps below to change Avast Antivirus to your preferred language:

Open Avast Antivirus and go to ☰ Menu ▸ Settings.
Select General ▸ Languages.
Use the drop-down menu to select your preferred language.

Avast Antivirus now appears in your chosen language. If it does not change immediately, close and reopen Avast Antivirus.

Avast Premium Security 21.x for Windows
Avast Free Antivirus 21.x for Windows

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

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