CyberDefender Customer Service

CyberDefender is committed to providing all of our customers with exceptional customer service.

For assistance with Billing, Software Activation, or Account Management issues, please call us directly at:
Or email us at support@cyberdefender.com

CyberDefender's Customer Service hours of operation are:
Monday - Friday, 5:00 am - 8:00 pm PST
Saturday - Sunday, 6:00 am - 6:00 pm PST

If you are a Premium Technical Support customer,
please call (866) 378-1283 for the 24/7 Live Help Desk.

Video Tutorials

How to Activate CyberDefender Early Detection Center
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How to Remove Spyware (Removing AV2009 is shown)
Watch It Now


How to Speed Up / Optimize the Performance of Your PC
Coming Soon

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