Keeping your antivirus software up to date is essential for protecting your device against new malware, viruses, and cyber threats. In this guide, we’ll walk you through how to update your antivirus software on Windows, Mac, Android, and iPhone.
🛡 Why Should You Update Your Antivirus?
Antivirus updates include:
✅ New virus definitions – Protects against the latest threats
✅ Security patches – Fixes vulnerabilities in the software
✅ Performance improvements – Ensures smooth operation
✅ Bug fixes – Resolves software errors and compatibility issues
🖥 How to Update Antivirus on Windows?
1️⃣ Update Windows Security (Built-in Antivirus)
Windows Defender (Microsoft Defender) updates automatically, but you can manually check for updates:
- Open Windows Security (Search for “Windows Security” in the Start menu)
- Click Virus & threat protection
- Click Check for updates under “Virus & threat protection updates”
2️⃣ Update Third-Party Antivirus Software
If you’re using an external antivirus like Norton, McAfee, Bitdefender, or Avast, follow these steps:
- Open the antivirus software
- Look for an Update or Check for Updates option
- Click to update and install the latest version
🍏 How to Update Antivirus on Mac?
1️⃣ Update macOS Built-in Security
- Go to System Settings → General → Software Update
- Install any available security updates
2️⃣ Update Third-Party Antivirus Software
If using software like Malwarebytes, Norton, or Bitdefender, follow these steps:
- Open the antivirus app
- Click Update or Check for Updates
- Install any available updates
📱 How to Update Antivirus on Android?
1️⃣ Update Google Play Protect (Built-in Scanner)
- Open Google Play Store
- Tap your profile icon → Play Protect
- Tap Check for Updates
2️⃣ Update Third-Party Antivirus Apps
- Open Google Play Store
- Search for your antivirus app (e.g., Avast, Bitdefender)
- Tap Update if available
📲 How to Update Antivirus on iPhone?
While iPhones do not require traditional antivirus software, you can still check for updates:
1️⃣ Update iOS for Security Fixes
- Go to Settings → General → Software Update
- Install the latest security patches
2️⃣ Update Security Apps
- Open the App Store
- Tap your profile icon
- Scroll to your antivirus app and tap Update
🔐 Extra Security Tips
✅ Enable automatic updates for antivirus software
✅ Restart your device after updates to apply changes
✅ Check for updates regularly to stay protected
✅ Use only trusted security software