Hello , hello , i have a probleme with my xt890 , so my probleme is that in the fastboot i have a message that says : max download size 100mb so i cant flash an sbf a stock rom so i decided to devide the file in 9 files of 90 mb with the software gsplit and i modified the line code in the xml file to flash withe the modified file how is .exe of corse it dosent work , but before i had make a bakcup and now when i enter with twrp to make restore it says failed because : enable to mount /system ! so now i am with a phone who dont have an os and cant flash :/ so please if any one have an idea just say it