I am using Win vista 32 bit on acer 5920g. I am unable to open any login web page (like gmail, fb) for past week but rest of the webpages are working fine. Tried on all browser- IE,chrome and mozilla.
Cleaned cookies (cookie enabled) and cache and no proxy is there.Internet security level is medium.
Checked for malware- none found. One thing is new my security essential DB won't get update. I...