Let us know the update error reports from the below location
Kindly open Quick Heal Software.Go to the Reports > Quick Update.
You will get latest update date on the right side. Kindly double click on it you will get one message.
Let us know that message.
Also let us know the name of the Operating System installed on your machine, and Internet Connection which you are using? ( Broadband , 2G or 3G Dongle , wifi )
Thanks and regards .