Laptop antivirus not updating
4.5
The security software reports that virus definitions are out of date and won't sync.
Symptoms
- "At risk" warning
- Update failed
- Connection error
Possible Causes
- Expired subscription
- Firewall block
- System clock mismatch
Step-by-Step Fix
1
Check System Date/Time
If the clock is wrong, SSL certificates will fail to validate.
2
Verify Subscription
Ensure your license hasn't expired.
3
Reinstall Antivirus
Use the manufacturer's removal tool for a clean reinstall.
When to See a Technician
Malware often tries to block antivirus updates to stay hidden; run an offline scan.
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