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How do I install free antivirus on Windows 10?
Follow these steps to complete your Avast installation:
- Run the Avast installer. Click the downloaded file at the bottom left corner of your screen.
- Confirm the installation. Click “Yes” on the system dialog window to approve the start of your Avast installation.
- Follow setup instructions.
Does a Windows 10 computer need antivirus?
You do need an antivirus for Windows 10, even though it comes with Microsoft Defender Antivirus. … However, these features don’t block against adware or potentially unwanted programs, so many people still use antivirus software on their Macs for more protection against malware.