Hello , i have huawei g 510android 4.1.1 512ram ,i have rooted it and i download root browser from google play then i put an usb host xml file in system folder and change the system folder perminsions to 0644 then my phone screen gone black immediately got out the battary then i rebot it and a lot of features was gone such as when i open settings wifi settings wasnt there and if open wifi from the slide bar above the screen and i coonect to my home wifi ii open chrome says no connection what is should do? Also i tried fixing perminsions from an app called rom manager but nothing change