Should you or anyone else be viewing this with a similar problem and are running windows 8 or 8.1 ive looked up the instructions for you...
Windows 8.1: Find your password
Step 1: Swipe in from the right edge of the screen, and tap Settings.
(If you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, and then click Settings.)
Step 2: Tap or click the network icon for the network you want to connect to, and then tap or click Connect.
Step 3: Swipe in from the right edge of the screen, and tap or click Search.
Step 4: In the search box, enter view network connections, and in the search results tap or click View network connections.
Step 5: In the Network Connections window, press and hold or right-click the network name, and then tap or click Status.
Step 6: Tap or click the Wireless Properties button.
Step 7: Tap or click the Security tab, and tap or click the Show characters check box.
Step 8: The password for the wireless network is displayed in the Network security key field.
Windows 8: Find your password
Step 1: From the Start screen, swipe in from the right edge of the screen, and tap or click Settings.
(If you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Settings.)
Step 2: Tap or click the wireless network icon Wireless network icon.
Step 3: Tap and hold or right click on a wireless network name, and then choose View connection properties.
Step 4: Select Show characters to see the wireless network password.