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BitDefender Antivirus 2009
Can I protect more computersYou can install and use BitDefender on a number of computers that you purchased BitDefender for, using the same license key.
How do I renew BitDefenderIn order to continue with BitDefender you can renew your subscription online, directly from your BitDefender Account.
What to do when BitDefender does not detect malwareSome files may not be detected by BitDefender even if they are malicious. This is called a false negative and usually occurs when the malware uses new (unexplored) techniques.
The system appears infectedThis article explains what to do if the computer seems infected but BitDefender does not detect any threats.
How do I try BitDefenderAll available BitDefender products are pre-registered with a 30 days trial registration key.
What BitDefender software should I purchaseBesides the guaranteed detection of trojans, spyware and general malware, the new version of BitDefender offers you new features, as the Instant Messaging Encryption or the Vulnerability Check. You might be interested in the most complete security solution available, BitDefender Total Security which is not only a security product but a security system.
Registering BitDefender 2009Whenever a BitDefender product is purchased, our customers receive the product as a 30 days trial version and a license key to register it.
Installing BitDefender Antivirus 2009This article describes the installation procedure for BitDefender Antivirus 2009.
Troubleshooting system slowdownsThis document describes the steps required to troubleshoot a system slowdown occurring after installing BitDefender.
I want to use the latest available versionIf you have a valid BitDefender license key you are entitled to a free-of-charge upgrade to the most recent version available.
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