Before starting with the reinstalling process the user needs to get the Avast antivirus uninstalled from the system for that the user needs to follow the below given steps – • Download and save the Avsst uninstall utility file on the system from the Avast official website. • Get all the devices and CDs removed from the computer and then get it restarted. • On the keyboard hold the f8 key till you see the windows logo. • Use the arrow keys to go into “safe mode” • Then log in to windows with admin permissions. • Then run the uninstall utility on the system • Then click the remove button in order to get the software uninstalled Then for reinstalling the user should follow the below given steps – • Double click the Avast set up file, in order to run the installation file on the system. • Select language and then click “Next” accept the license agreement. • Then on the configuration screen click “typical” further click on “next” in order to begin with the installation process then get your system restarted as you see the prompt and for more help visit here http://www.avast-phone-number.com/