Crimewatch is identified as potentially unwanted program i.e PUP which is actually not a virus but can harm your PC by loading lots of perilous programs in your computer. It specially infects Windows based computers and targets mainly the web browsers running in your PC. It is compatible with all popular browsers including Internet Explorer, Mozilla Firefox and google Chrome etc. Once your PC gets infected with Crimewatch you will find lots of changes in your browsers as it drops unwanted toolbars, plugins, add-ons and other browser helper objects in your computer. It changes default settings of the browsers and completely corrupts the running browsers. However, it claims to optimize your web performance but do the reverse one by showing you irritating advertisements and sponsored links. It is completely useless for your PC and must be removed immediately.
Crimewatch infiltrates your PC through freeware downloads, spam emails and visiting unsafe websites etc. It is commonly seen that users download free programs from untrusted websites which leads to the entry of harmful threats like Crimewatch. After entering your PC it records your web browsing history including IP addresses, links clicked, downloads you perform and everything which you do everyday online. After tacking your online data it sends to hackers for illegal uses which is severe threat to security and privacy of your computer. So, it is strongly recommended to remove Crimewatch from your PC as soon as possible.