Many people underestimate the work needed to keep smartphones in tip-top shape. These tiny PCs in your pocket require regular maintenance and important updates in order to stay protected against wear and tear as well as attacks. Turning your phone off completely protects it from some hacksSurprisingly, this includes a very basic task that many people never do: switching your phone off completely. According tosecurity experts at the NSA, this alone helps to protect the device from some hacking attacks. It is now not only common to gain access to smartphones via malicious links, but also via so-…