Android new people for help is to be opened in the set wifidisplay,
Code has the import android. The provider. Settings;
But an error always resolve a symbol 'WIFI_DISPLAY_ON,

Function used in the
Settings. Global. PutInt (getContentResolver (), Settings. Global. WIFI_DISPLAY_ON, 1);
Intent Intent=new Intent (Settings. ACTION_WIFI_DISPLAY_SETTINGS);
startActivity(intent);

Searched many, were written so, but I use it, has been
An error always resolve a symbol 'WIFI_DISPLAY_ON,
Is there anyone to help for sure, how can I fix this? thank you