Detects and resets a broken WiFi connection. Wifi Fixer is a background service that works around several problems with Android wifi, including: Wifi shows connected but internet data not available Known network in range but not detected Best network not used Supplicant frozen Supplicant in likely failure state Apps can't prevent disconnections or boost low signals. Wifi Fixer will detect and attempt recovery when these problems are detected. You can tune your Wifi Acess Point's settings to minimize disconnections. Please refer to Wifi Fixer's help documents for more information.