Thank you for additional information Robert.
Please follow the steps below to find your wi-fi password ***** your computer:1.
Click the wifi strength indicator on the taskbar at the bottom right corner of your computer.2.
Right-click on your wifi network name, and select "Properties".3.
Select "Show characters" to display the wifi network password.
When done, try to connect your Tab using new wifi password.
To find wifi password ***** your computer you can use one more procedure.
1. Go to Control Panel -> Network and Internet -> Network and Sharing Center.
2. Click on Manage wireless networks on the left pane.
3. A list of wireless networks will be shown. Click to highlight on your wireless network connection. Right click on it and select Properties.
4. Click on Security tab.
5. The network security key for the wireless network is hidden by asterisk by default. Check "Show characters" to see your wifi password.
Please try both solutions and let me know the result. I'll be waiting for your reply.