Hi Friends my Name Is Shabbir Saify And I fund A Stock Firmware of LYF Flame 6 LS 4005
It is not fast boot back up it is Official Firmware of ls 4005 and this Firmware tested by me
just download the Firmware from link and flash your flame...
But I didn't find any way to backup it's current ROM. That's the problem.
back up your phone usind adb back up
Flash Aroma Filemaneger ZIP via CWM and ByPass Pattern lock screen only for marshmellow device
1) Download the Aroma Filemaneger zip file from link
2) Move that zip file to the SDcard of your phone using a card reader.
3) Now insert that SDcard...