There's an easy fix for WannaCry, if you haven't rebooted yet
 

There's a glimmer of hope for a specific subset of victims in the WannaCry hack. Security researchers have released a fix that gets rid of the ransomware and restores a device's files, though it only works on Windows XP to Windows 7, and only on comp...

https://www.engadget.com/2017/05/19/...y-researchers/