During surfing on internet and visiting the any website; the user won't know the how-to comes online threats in system automatically by known way or unknown way threats comes then it creates a problem and computer system gets dangerous or you can say system comes in danger zone.so what is the procedure to save that system and what step you have to follow to save your system. So, the technician suggested don’t take tension and follow some basic rule to preserve your system with the following method. Like cleaning your system uninstall unwanted material, make your system less load it means to make a space in your system free space. And after that purchase an antivirus from a good company like AVG, because AVG is best in the market and feedback of customers, is good and it's also available in retail if you want to plan to purchase then you follow the following link avg.com/retail for a retail user.
The online threats can be in the form of viruses and that threats is removed with the help of anti-virus software.