Near the security options, you should see the "Passphrase" or "Password" field. 5 Download WirelessKeyView. Devices that encounter a deauth frame will promptly rejoin an affected network. What I really wanted to know was how much luck I'd have cracking a password that was actually being used to secure one of the networks in the vicinity of my office. (If you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, then click Settings.) Step2: Tap or click wireless network . FOLLOW US Twitter Facebook Google+ RSS Feed Disclaimer: Most of the pages on the internet include affiliate links, including some on this site. The Wi-Fi network name and password will be restored to the default ones on the router. You'll need the router's model number, but that's easy enough to find on the back or bottom. 6 Run the program. Heres how: Step1: Go to Start , and select Settings > Network & Internet.