Avast comes with well-organized interface that targets beginners and pro users alike, with all features understandably displayed clearly in the main pane.
Nevertheless, once installed, Avast works well with virus definitions updated justified several times a day. The scanning activity is real abstinence and is quite floodlit on constituent resources, but it all depends on the machine and the files you're roughly to scan.
The boot scanner is actually a really handy part because it attempts to scan the machine before the operating system is running and thus before any virus is primed to bear discipline of positive group files.
There are 4 scanning modes, as follows: "quick Scan", "full system Scan", "Dismissible Media Scan" and "Selective folder to scan"; the latter allows for an in-depth ikon of a user definded location.
In addition, Avast comes with dedicated tools to protect apps running on your computer, so it also comprises a "file system Shield", a "Collection Shield", a "Web Shield", a "P2P Shield" to protect peer-to-peer programs, an "IM Shield" for fast messaging clients, a "System Shield", a "Playscript Shield" and a "Action Shield".
All in all, Avast is an essential tools if you're superficial for a straight antivirus solution.