Rca tablet says wifi authentication error and wont connect?

[AC Question]

Tablet will no longer connect to WiFi and keeps saying "authentication error" even thought it's my OWN WiFi and correct password.

 

[B. Diddy]

Welcome to Android Central! Try rebooting the router by unplugging its power, waiting 10 seconds, and plugging back in again. See this guide for more suggestions: http://forums.androidcentral.com/am...roubleshooting-wi-fi-connection-problems.html