Can not XP can not directly view the wireless password

has said before, Windows XP can not directly view the wireless network password, Windows 7 system is ok. So, what is the specific way to view the wireless network password in Windows 7 system?
On the Windows 7 desktop, right click on "Network", (in the pop-up menu) select "Properties", the system will pop up a new dialog box, as shown in Figure 1:
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Figure 1
Click on the "Wireless Network Connection" button at the bottom right of Figure 1, the system will pop up its "Properties" window (Figure 2).
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Figure 2
In Figure 2, click on the "Wireless Properties" button in the middle of the image, the interface shown in Figure 3 pops up:
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Figure 3
Then click on the "Show Characters" item in Figure 3 to view the corresponding wireless network password (Figure 4).
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Figure 4
Perhaps there will be users asking, what is the use of Windows 7 wireless plaintext password? This is a good answer, such as when you need to reinstall the system, or a colleague asks you for a wireless password. At this time, you can use this method to query.