Upgrading to BitDefender Antivirus Plus 10

Your current registration license for a previous version of BitDefender Professional Plus was upgraded to BitDefender Antivirus Plus 10 for the remaining licensing period. Upgrade your product now to benefit for free of the new features and enjoy the continued protection.

If you have BitDefender 9 Professional Plus, the upgrade is as easy as downloading the setup kit and installing BitDefender Antivirus Plus 10 without removing the previous version.

During the setup, the replacement of the bdfsdrv.sys file will cause an error message. Click OK to continue the installation.

If you are upgrading from BitDefender 8 Professional Plus or want to have a clean install of the new version we recommend removing the previous version before setting up BitDefender Antivirus Plus 10. After uninstalling the previous version, restart the computer, delete the Softwin folders, install and register BitDefender Antivirus Plus 10 with your current registration license.

If your license expired, upgrade your license to BitDefender Antivirus Plus 10 for 25% off the listed price.