Troubleshooting, backup, and recovery
As they say, stuff happens. That might not be exactly the way you remember that quote, but it’s certainly true whenever hardware and software are involved.
Although Microsoft Windows generally has become more stable and reliable over time, your computing experience will never be perfect. Apps stop responding or crash (shut down unexpectedly). Once in a while, a feature of Windows walks off the set without warning. And on rare occasions, the grim BSOD (“Blue Screen of Death,” more formally ...