All these will cause your upset

Win 7 Practical Tips: Easy Win XP(2)

We have collect a few tips of Win 7 recently and we'd like to share it with all of you and hope it can help you.
1. Switch to the projector
Now, Win 7 operating system provides users with a standard way to switch from one monitor to another monitor (or projector), you only need to press Win + P key, or run DisplaySwitch.exe to select the content you need to run.
2. Automatic clean up computer
When the number of inexperienced computer users to use your computer, it may upset some previous settings and installing suspicious software, delete important files or cause a variety of damage. All these will cause your upset, to help you solve these trivial things, Microsoft introduced  a solution in Windows 7: PC Protection (PC Safeguard). When the inexperienced computer users who register on your computer, they can play games, use your browser or use instant messaging to chat. However,  when they log out, the series of operations they carried on your computer will be cleared out, which means they are hard to mess up your computer.
PC Safeguard is not a new technology, Microsoft has begun to launch their shared computer tools (aka Windows SteadyState) a long time ago. But the technology is first be integrated into the Windows operating system.
Here is the specific steps: Go to Control Panel -- User Accounts and Family Safety - -User Accounts - -Management of other accounts -- Create a new account -- Enter the new account name, and then click Create, select the "Create PC Safeguard-- Start PC Safeguard - -Application " to complete the setup. Since then, you can give your computer to used by third person safely.