Manage wireless networks in Windows 7

Wireless networks are registered in the viewing window . Windows 7 connecting to these networks in the order shown below.

To access this window, right click on the icon in the taskbar at the bottom right and then click Open Network and Sharing Center. Then in the left menu, click Manage wireless networks.

To change the order in which your computer connects to networks, drag them up or down the list.

To change the preferences of a network, right-click on the network, and then click Properties. The window below opens.

Your PC can automatically connect to a network favorite (which network you are connected before) which is within range. Sometimes, the computer continuously switches between two preferred networks, which can cause temporary interruptions of the connection, or even cut altogether. In this case, the Connection tab, clear the check mark in Connect to a more preferred network if available and click OK

You can reset the options to secure the wireless network:

• Choose between WEP, WPA, WPA2, 802.1X
• The type of encryption (AES or TKIP)
• Insert the key to network security

If you experience a connection problem, you can also remove the window in a wireless network. Windows will then ask (if the network is secured) the WEP key or WPA

Manually connect to a wireless network in windows 7

If your WiFi network is not displayed in the window and Internet access Local (image below) make sure your computer is within range of the network (less than 46 meters inside and 92 meters out for 802.11b and 802.11g equipment, and less than 15 meters to the 30 meters inside and outside the material for 802.11a). That the router or access point is activated (if you have access) and the switch to wireless for your PC is turned on. If despite this, still point of the network, add a hand.

To add a network, click Open Network and Sharing Center

Click Set up a new connection or network

Select Manually connect to a wireless network (see image above) and click Next

Enter the network name, type of security and encryption key and click on Next to finish

On the taskbar of Windows 7, the icon for the Wi-Fi is represented by this symbol

For now, no network connection is active (hence the light yellow). If you click with the left mouse button on this icon displays a small window displaying all of the Wi-Fi available.

Perform a double click with the mouse on the name of your network.

A window opens and you enter the security key of your wireless network

Windows 7 connects to your network

The connection is now established

Note:

Code:

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If you type a wrong key, Windows 7 prompts you to retype the key

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System Restore helps you restore the system files from your computer to a previous point in time. This allows you to cancel the changes to the system without affecting your personal files, such as emails, documents or photos.

Sometimes, installing a program or driver causing unexpected changes in your computer or unpredictable behavior of Windows. Usually, uninstalling the program or driver corrects the problem. If this is not the case, you can try to restore the system to an earlier date when everything was working properly.

These restore points contain information about registry settings and other system information used by Windows. You can also create restore points manually.

System Restore does not back up personal files. Therefore, this feature does not allow you to recover a personal file that was deleted or damaged. To do this, you must regularly back up your personal files and important data with a backup program.


How to create a restore point


To create a restore point system Seven, click on the Vista logo and then click Control Panel

Click System and Security

Click on System

Click on the left on System Protection

Click C reate ...

Enter a name for your restore point and click Create

The restore point is created.

You receive a confirmation message when Windows has finished creating the restore point




System Restore changes the Windows system files, registry settings and programs installed on your computer. Scripts, command files and other types of executable files can also be changed on your computer. Personal files, such as documents, emails, photos and audio files are not modified.

For example, if you upload a personal file, such as a photo from a digital camera on Friday and then restore the state of your computer as it was two days earlier, the picture will always on your computer.

However, if you install a program for viewing photos on Friday, and then restore the state of your computer as it was two days before, System Restore will uninstall this program and you will no longer use to view photos.