The Tradedoubler virus is actually just a tracking cookie. This means that the Tradedoubler virus is relatively easy to remove. This does not mean that the Tradedoubler virus is any less harmless. The Tradedoubler virus records your personal information, such as credit card numbers and browsing habits, and sends it to a parent company. Note that the Tradedoubler virus removal steps described in this article apply to the Windows Vista and 7 operating systems.
Click "Start" and type "inetcpl.cpl" (without the quotation marks) into the "Search" box and press "Enter". The Internet Properties window opens.
Click the "General" tab and then click "Delete" under "Browsing History". The Delete Browsing History window opens.
Check the box next to "Cookies" and then click "Delete".
Close Internet Explorer and restart your computer.
Open Mozilla Firefox 3.6.8.
Click "Tools" and "Options".
Click the "Privacy" tab and then click "Show Cookies".
Hold down "Ctrl" and click on "TradeDoubler.txt" and "TradeDoubler.com" and "TradeDoubler" and then click "Remove Cookie.
Close Mozilla Firefox 3.6.8 and restart your computer.