Issue Description
Fake update pop-ups trick users into installing malware disguised as macOS updates.
Common Causes
- Malicious websites
- Browser notification abuse
- Adware
Step-by-Step Solution
Step 1: Know the Only Real Update Location
- Real updates appear ONLY at:
- System Settings → General → Software Update
Step 2: Close Fake Prompts Safely
- Press Command + Q or Force Quit browser
- Never click update buttons in browsers
Step 3: Disable Browser Notifications
- Safari → Settings → Websites → Notifications
- Remove all unknown sites
Step 4: Scan Installed Apps
- Remove unknown “updater” apps from Applications
Explore Further
- Enable Safari fraud warnings
Prevention & Best Practices
macOS never updates through browsers.