Avast Premium Security for WindowsAvast Premium Security for Mac is a comprehensive security application that helps block viruses, spyware, and other malicious threats. Additionally, it helps protect you and your data against dangerous fake websites, ransomware, and hackers while you are online. This article explains how to download and install the application.
Install Avast Premium Security
- Click the button below to download the Avast Premium Security setup file, and save it to a familiar location on your PC (by default, downloaded files are saved to your Downloads folder).
Download Avast Premium Security for Windows - Right-click the downloaded setup file
avast_premium_security_setup_online.exeand select Run as administrator from the context menu.
If you are unable to authorize installation of Avast Premium Security, refer to the following article: Managing administrative accounts on your Windows PC. - If prompted for permission by the User Account Control dialog, click Yes.
- To change the default setup language, choose your preferred language in the top-right corner of the screen. Then, click Install.
- Wait while setup installs Avast Premium Security on your PC.
Avast Premium Security is now installed, but some components may not fully function until you restart your PC.
If you have a paid subscription to Avast Premium Security, you need to manually activate it. Refer to the following article for detailed instructions: Activating Avast Premium Security.
- Click the button below to download the Avast Security setup file, and save it to a familiar location on your Mac (by default, downloaded files are saved to your Downloads folder).
Download Avast Premium Security for Mac - Double-click the downloaded setup file
avast_security_online.dmg. - Double-click the Install Avast Security icon.
- Click Allow.
- Review the Avast Privacy Policy, then click Continue.
- Click Continue to confirm that you have read the End User License Agreement, then click Agree to confirm that you accept the terms.
- Click Install to proceed with default installation, or click Change install location... if you want to make changes to the default setup.
- If prompted, use your Touch ID to grant permission for the installation, or click Use Password..., then enter the password that you use when you start your Mac and click Install Software.
- If prompted, use your Touch ID to allow Avast Security to make changes to the System Certificate Trust Settings, or enter the password that you use when you start your Mac and click Update Settings.
- When the System Extension Blocked notification appears, click OK.
- Click Close ▸ Move to Bin.
Avast Premium Security is now installed, but some components may not fully function until you restart your Mac. To complete the initial setup, follow the on-screen instructions to allow permissions for the app. For detailed instructions, refer to the following article:
If you have a paid subscription to Avast Premium Security, you need to manually activate it. Refer to the following article for detailed instructions: Activating Avast Premium Security.
Still need help?
If you experience any installation issues:
- Ensure your PC meets the minimum system requirements and your Windows is up to date.
- Windows 11 except Mixed Reality and IoT Edition; Windows 11 with ARM processors except Mixed Reality and IoT Edition; Windows 10 except Mobile and IoT Edition (32 or 64-bit); Windows 8/8.1 except RT and Starter Edition (32 or 64-bit); Windows 7 SP1 with Convenient Rollup Update or higher, any Edition (32 or 64-bit)
- Windows fully compatible PC with Intel Pentium 4 / AMD Athlon 64 processor or above (must support SSE3 instructions)
- 1 GB RAM or above
- 2 GB free space on the hard disk
- Internet connection to download, activate, and maintain application updates and the antivirus database
- Optimally standard screen resolution no less than 1024 x 768 pixels
- Check that the downloaded setup file is not corrupted. For instructions, refer to the following article:
- Uninstall Avast Premium Security and any other antivirus software from your PC. For instructions, refer to the following articles:
- Restart your PC, then try to install Avast Premium Security again by following the exact steps in this article.
If the issue persists, contact Avast Support and provide your setup log file. For instructions, refer to the following article:
If you experience any installation issues:
- Ensure your Mac meets the minimum system requirements.
- Apple macOS 14.x (Sonoma), Apple macOS 13.x (Ventura), Apple macOS 12.x (Monterey), 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)
- Intel based Mac with 64-bit processor Apple silicon chip (M1)
- 512 MB RAM or above (1 GB RAM or higher preferred)
- 750 MB free space on the hard disk
- Internet connection to download, activate, and maintain application updates and the antivirus database
- Optimally standard screen resolution no less than 1024 x 768 pixels
- Uninstall Avast Premium Security and any other antivirus software from your Mac. For instructions, refer to the following articles:
- Restart your Mac, then try to install Avast Premium Security again by following the exact steps in this article.
If the issue persists, contact Avast Support.
Further recommendations
For more information about Avast Premium Security, refer to the following article:
For more information about Avast Premium Security, refer to the following article:
- Avast Premium Security 24.x for Windows
- Avast Premium Security 15.x for Mac
- 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 14.x (Sonoma)
- Apple macOS 13.x (Ventura)
- Apple macOS 12.x (Monterey)
- 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)
Updated on: 02/06/2022
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