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I have a new laptop which I used to connect to the guest network in our house. I typed in the wrong password at login and now I cannot type in the correct one. How can I clear or change the password without having access to the router?

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To modify a wireless network's profile...

  1. Open the Control Panel and click Network and Internet.

    Control Panel

  2. Click Network and Sharing Center.

    Network and Internet

  3. Click Manage wireless networks on the left pane.

    Network and Sharing Center

  4. Right-click on the wireless network and click Properties.

    Manage Wireless Networks

  5. Click on the Security tab and edit the key in the Network security key field.

    Properties

Note: If you don't want to retype the whole password, you can enable the Show characters option and edit from there.

show characters

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  • But it changes to previous one automatically. – Kabir Mar 8 '16 at 8:03
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Go to your system tray icon

click on wireless network icon, right click the desired network, click on properties

click on wireless network icon, right click the desired network, click on properties

Click on show characters

Click on show Characters and change the Network Security Key above it.

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  • +1 for the more succinct answer! – 0xC0000022L Feb 27 '13 at 13:57

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