Facebook is one of the widely used social networking sites. Almost 7 out of 10 people use Facebook now. There might be the case when you don’t wish to chat with few peoples or in other words you want to chat with the selected one. Let us see How to appear offline on Facebook for particular people.
Nowadays, most of us use a USB drive or Pen drives for saving our data files. One of the most important issue with the pen drive is its vulnerability to virus infection. As we use the pen drives on different computers, it gets affected easily. Let us see How to retrieve files from Virus infected USB drive.