In the mean time you can also update your copy of Quick Heal manually by downloading exe file from Web page.
Find below the instruction to update your copy Quick Heal manually by downloading exe file.
The spokesperson added: "Our entire Webroot team has been working around-the-clock on this repair and is implementing additional safeguards to prevent this from happening in the future.
To find if your operating system is 32 bit operating system or 64 bit operating system, visit
This problem may also arise if you or your ISP is using Firewall.If you are using such software, you should be able to download new virus definitions directly from the developers web page.This problem may arise if you are using a proxy server on your network or using Socks 4 & 5 network.For versions older than Quick Heal v15.00, offline updates are no more available.We are sorry, unfortunately this article is not available in the selected language.This, after Avira successfully updated just seconds before this. seeks x VDF (which will not see the file) or n VDF (which sees the file, but does not install it). I'm a Win XP Pro SP3 user and Avira Free Antivirus won't update automatically or manually.