When ever u download something Add fly pops up so that could be one
<span>Computer and technology-related dangers to an individual's personal, financial, emotional or physical well-being are considered as data safety issues.
There are several things you should do to prevent computer dangers: </span><span>make regular backups of files, protecting yourself against viruses (use an anti-virus software) , <span>use a passwords so that access to data is restricted, use a firewall , </span></span>
100 miles i assume since the avarge antanna cover 5-50 miles
Change? not quite sure what you need