Here Is the Method How to Repair Wifi After Flash with offical Firmware of I9505

 

Here is the method to repair Such Problems After Flash with official Firmware of I9505
Need To Download Some Tools and files
Download GT-I9505_AdamKernel.V1.4.CWM.zip
Download openrecovery-twrp-2.5.0.2-jfltexx.tar
Download any Eur Firmware From Sam mobile.com
and Flash demo phone Fst using odia ( in modam.bin software will give you Error Failed ) don,t Worry Its Normal , disconnect cable and do factory Rest From recovery (Phone Will be Power On Normally But Wifi Will Not Work )
Don,t Worry Will be Repair Inshallah
Connect phone in download mode to odia and flash the phone (openrecovery-twrp-2.5.0.2-jfltexx.tar) in PDA tab
2nd step Copy (GT-I9505_AdamKernel.V1.4.CWM.zip) To Phone memory
Boot the Phone in Recovery Mode once again and flash (GT-I9505_AdamKernel.V1.4.CWM.zip) using twrp custom recovery
Done
Restart Phone And Enjoy Wifi Will start Work Once Aagain ,
Thanks goes to Mr.novidadesandroid From Porto Alegre Brasil