使用 Avast Free Antivirus 保護 Windows 8 PC
Antivirus with more than 4 million users fully protects also Windows 8 PCs
Free download
使用 Mac 嗎？請移駕到這裡下載軟體
Android 使用者嗎？請按一下這裡
Using Windows 10? Download this instead
Using Windows 8.1? Download this instead

Using Windows 8? Download this instead

Using Windows 7? Download this instead

Using Windows XP? Download this instead

Using Windows Vista? Download this instead

我們的使用者都愛 Avast Free Antivirus Windows 8 版

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Get the most out of Windows 8

Use Avast to get great performance from your Windows 8 PC. Not only is there almost no impact on your PC's speed, but you can hurry things up even further with advanced features like Cleanup and Browser Cleanup.

Protect your Windows 8 PC against malware

AV Comparatives has successfully tested Avast against malware on Windows 8 and showed it provided 100% protection against 0-day malware attacks.

Approved antivirus for Windows 8

Avast is Windows 8's official consumer security software provider – yet another reason why more than 4 million users trust Avast.

Avast 防毒軟體與 Windows 10、8.1、8、7、Vista、XP SP3 相容

Avast also offers you security solutions for your Android and Mac

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