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Boot-time scan allows Avast to detect and remove hard to detect viruses before the operating system starts up. It is not recommended to change default settings for. An overview of virus scanning. Boot-time scan - Perform a scan at bootup to detect and remove viruses. Which is a predefined scan combined with other Avast.

Or read our to learn how to use this site. I have an Acer AX3810-U1802 desktop running 64-bit Windows 7 with Microsoft Security Essentials (MSSE) as the only virus/malware software.

I purchased the computer new several years ago, and it is stock (i. Descargar El Libro Nacho Pdf Reader. e., no hardware mods). Recently my wife got some sort of pop-up while using Skype, and she clicked on a 'No Thanks' button in the pop-up window. This immediately resulted in slow-down of the computer (especially while surfing the internet) and the start of ghost audio (e.g., like listening to FM radio ads with bad reception) playing constantly after connecting to the internet, and this ghost audio would not stop unless the computer was restarted, and then would always immediately start again after reconnecting to the internet by opening MS Explorer browser. I immediately performed a full scan of the hard drive with update-to-date MSSE and it found nothing suspicious. Soon after, a neighbor who recently graduated with a degree in computer IT told me to try using AVG or AVAST!