Avast Antivirus is available in more than 40 languages. To change the application to your preferred language, follow the instructions in both sections below:
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 Omni 21.x for Windows
- Avast Premium Security 21.x for Windows
- Avast Free Antivirus 21.x for Windows
- 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