Restart your phone
1, to restart your iphone to see if it can be resolved, long press the top power button in the presence of key buttons we slide to the right.
Whether the router hides the SSID wireless network name
1, if other wifi can be searched but is not to search the current WiFi may be estimated to be the current SSID to hide, we can manually increase the.
Restart the router
1, there may be the problem of the home router, we will restart the router can be.
Restore your phone's network settings
1, if the above method is not good now can the mobile network restore try
2, in the Apple 5s we click the "General" option
3, and then find the restore option bit
4, found in the Restore "Restore network Settings"
5, and then will be prompted to ask us whether to restore, we click Yes can
6, the last wait for the system to restore network settings, OK, then try to search for wireless.
Summarize
If all the above methods have been tested, there is no way I guess your Apple phone jailbreak, iOS7 jailbreak version is very unstable oh, so we try not to escape iOS7.