y0f4n

mostly easy for us remove virus or client infected with tools. unfortunely some nasty virus can't be removed. for first step Disable autorun some unknown application, it can be done from msconfig or by registry are wish

many factor id suddenly restart, it can be the processor to heat cause the fan is not working properly

it can be get DDOS attack, if yur site going slow down. it's not virus

are you already try hirens boot CD ? try to find old version of this. like version 11 or 12

how big your pst file ? it's more then 2.4 GB ?please try repair it with scanpst it will take time, and seem like not responding

what anti virus are you gonna use for this purpose ? if i assume for scan thumbdrive

Hello Everyone, I'm Yofan, nice can be join this forum and community. currently, me just passive reader and hope in future can share knowledge with other member Thanks & Rgds, Yofan

firefox can be take extra RAM usage, sometime get effect for CPU usage. pls try use "Momo - Web Browser Optimizer",this will help to optimize firefox memory usage od your computer