WIFI connection problems on android

            
AP WifiManager connection with conventional access points, found below the 4.1 version of the system can be connected to get on, such as Samsung i9300, HTC G7, Meizu two systems do not have to upgrade to 4.2 < / span>, and some cottage can also be made, but the same APK, put Samsung GS4, Meizu 4.2 system upgrade to 2, life and death is not connected WIFI,
PS: After seemingly open the drive, the system is connected directly to the default AP to go, do not know if there are wood predecessors encountered such a problem, or give a WIFI connection of Demo Samsung G4 line ah, Guixie it.
Reply:
Nobody, and, knot paste forget,