If you back up your configuration, you can recover it with the config file. If not, you have to reconfigure it step by step. There are two methods to rest the router....

Which port did you open for the server on web interface of W8960N? You enabled remote management? http://www.tp-link.com/en/faq-308.html

Not sure about the price. But if W8950-8968 are not available, maybe W8970 is the cheapest in PH...

Try chipmaker's driver (Realtek RTL8192CU). http://www.realtek.com.tw/downloads/downloadsView.aspx?Langid=1&PNid=21&PFid=48&Level=5&Conn=4&DownTypeID=3&GetDown=false&Downloads=true

after i finish using for a day I off the power and next day after switch on I can't find my RE-450 on either my pc wifi list or my mobile. Your main router is still working? How about status of all...

Who is your ISP? Go to System Tools---Factory Defaults and Restore it. If you don't need a username and password, select Dynamic IP manually and go to next step. After finish the configuration, check...