Wireless network keeps saying validating identity
Windows XP does not have a built-in way to scrub saved WPA credentials - see How to remove cached user credentials that are used for PEAP authentication in Windows XP.
As of December 2013, the QOOQ tablet does not support WPA2-Enterprise.
Follow the instructions below to remove the network, then connect to it as a 'new' network. For more info see Delete a network connection in Windows 7 and Windows Server 2008 R2. Find the network on the list, right-click it, and select When the network connects and Windows asks what type of network, pick Public.
This document is long, but you only need to read the section for the type of device you're trying to use to connect to the network.When Windows XP or 7 clients connect they initally fail to connect.In order to enable the client to connect we have to add the network manually and un-check the "Validate server certificate" as shown in the screenshot below.If you're familiar with wireless networks, the information in the "Summary" section is probably sufficient; if not, go to the Table of Contents below and find the section that matches your device's operating system.If you're having trouble connecting to a wifi network, you can sometimes fix the problem by removing and re-adding that profile.