Unhappy Got serious problems with WIFI

Info Phone :

Galaxy note 2 n7100
Rom Ditto N3 4.4.2 RC2


Hi guys , i used Galaxy S5 Ultra Power Saving Mode, and got problem with wifi after restoring it in normal mode. And so my wifi network is not working anymore. Someone got this problem too, how i can fix the wifi?

I tried to reinstalling 4.4.2 rc dn3, but doing so nothing changed and still my wifi dont work, guys plz help me .

The icon of wifi dont show anymore, and it does not detect wifi networks. So the wifi si really death!


Solution that i tried to fix the wifi, but didnt work :

_Update

i now tried to back on 4.3 dn3 and still wifi dont work even in this release, i have same problem , so my wifi is really Death now :/, i really need help here to restore my wifi !!

_Update 2

As a suggestion i tried to flash both Dr.Ketan's Wifi patch and BL_MJ5_DN3 bootloader with odin, but nothing change. Still my wifi is death.
Normally when u put wifi on this show you the icon of wifi and try to scan a wifi spot. But instead in my situation even if i switch on wifi the icon dont show up and dont even try to scan the wifi. There are really a huge problem here...

_Update 3

As a suggestion i tried to change modem too, with the hurricane modem tool, and nothing changed... i tried all the list modem that are in the hurricane tool, but nothing. So i dunno what to do now, maybe i try to restore and old backup image of my stock rom, and see if it work... hope so.

Btw i tried to digit this code on my phone *#0011# and WIFI and its show me this http://imgbox.com/rWcLRuJd, hope this can help someone to resolve my problem...

_Update 4

Ok i tried to install s5mod v1.3 , and switching on ultra power saving mode and turning back and reboot, after still nothing change! Im really in crisis now, guys i need your help to fixing my wifi help me plz