You’ve just updated the operating system and a number of security patches on your Windows XP workstations, and now the computer hangs before the login prompt. Which of these would be the best next step for resolving this issue?
One of your Windows 7 computers has worked just fine for months, but it’s now hanging just after the login screen. Over the last week, you’ve added a number of new applications, a new wireless keyboard, and a new external USB drive. What’s the best first step for recovering from this problem and getting the computer back into usable shape?